Mercury Outboard Water Jacket Leak

Circulates a 50/50 mixture of glycol (or some form of) and water through the engine block and cylinder head and back through the radiator. Gasket Water Pumps for Mercury Cyclone, kohler engine 25hp, GMB Water Pumps for Mercury Mountaineer, GMB Water Pumps for Mercury Cougar, Gates Water Pumps for Mercury. Came from a working outboard. Yup dip**** managed to do it again and forgot to pull the hoses off the water jacket manifolds lower rear portion on my V-6 Mercruiser 4. Shop the Largest Selection, Click to See! Search eBay faster with PicClick. It usually means that you need to install a new head gasket on your outboard motor to prevent exhaust gases from escaping from between the cylinder block and the powerhead block. Smaller and midsize four-stroke outboards use the flush port at the rear of the engine. If you see one or two that look suspiciously cleaner or newer than the rest, it's likely because they've been steam-cleaned by coolant going into that cylinder. The gap should be less than 0. 38" respectively. Interview with Intrepid Powerboats Ken Clinton 2020 Hurricane Season Forecast 2020 Names for Hurricanes Cruising Aboard A Wake Boat. Offering discount prices on OEM Mercury Marine parts for over 50 years. Mercury Marine Outboard Service Manuals for only $4. Failure of the Water PumpOne of the most common reasons behind overheating in outboard motors isfailure of the water pumps. Size: 12 oz. Gasket kits are complete and include orings for bearing end caps and magneto/distributor gaskets for all four and six cylinder Mercury outboard motor models. Wsm Mercury. Mercury Outboards - Durable. OUTBOARD GASKETS & GASKET SETS Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan/Tohatsu and Suzuki in addition to the most common domestic models. It looks like the Mercury Johnson Evinrude Tohatsu 3. Plus some time and effort. head with water jackets, complete race ready with components Sonny's NEW Billet Aluminum Head for 5. Money Back Guarantee ensures YOU receive the item you ordered or get your money back. The success of Mercury Marine did not occur by chance. Glacial earthquakes are magnitude 5 seismic events generated by iceberg calving at marine-terminating glaciers. Outboard Lower Unit gear oil 80w-90 #478898 08/25/02 05:43 So, he and I took fresh samples of each, 267 and amsoil full synth marine gear oil, put water in each tube, shook, then watched. Exhaust and water leaking into lower cowl on my 1997 Mercury Force 50 (0E27xxxx). 87 Special Notice: Due to the Coronavirus some of our manufacturers have closed until the end of the month. Had it out a couple of times then a few issues came up. New exhaust plate, water jacket and carburettor gaskets. I found the problem everyone!!! I pulled off the head cover a found a good size hole in the water jacket lower port side Stuck a wd-40 straw in the whole gave. Freshwater used part. Sterndrives & Inboards. The water can only come in through the intake, exhaust or a failed part such as head, block or a gasket, corrosion can affect the water jacket lower down where debris and salt crystal build-up occurs over the decades. Another indication of a fuel leak is that the Mercury 115 outboard needs to be filled with gasoline more often. Mercruiser MC1, R , MR and Alpha One lower gearcase seal kit. The other possibility is combustion pressure leaking into the water jacket. I’ve had the same problem and found out it was a small rock that go sucked up in shallow water and pluged the pee hole. The new Yamaha F2. 00-inch bore from the start. In an outboard, though, it may mean something other than a tow to shore and an expensive repair. I have several pages entailing the gasket replacement process for these particular Mercury Outboard Models (650 - 700). Suspect this if the engine overheats at high speed or under a load, but overheating may also be caused by a damaged impeller, clogged raw-water filter, or restricted raw-water intake. Intake Manifold Gaskets Replacement Service What is an intake manifold gasket and how does it work? The intake on an engine may be made up of a lower intake manifold and an upper intake manifold or plenum. FOR OMC JOHNSON EVINRUDE OUTBOARD. The Boating Forum - Yamaha F250 Exhaust Corrosion Issue - I have a pair of 05/06 Yamaha F250's on my 28' Pursuit CC. added 2019-05-08T22:00:36. The Yamaha outboard motor service manual downloads for the above listed models describes the service procedures for the complete engine. They were tent camping on Riffe Lake's shore, a winter holding water impoundment in Washington State, and it appears some. favorite this post Jun 16 Mercury MerCruiser Exhaust Manifold for the 3. The bore and stroke are 2. 8 for the 2nd time (had a leak after the first time sigh!) and when torquing bolt number 9 (one of the small ones) in this diagram: I found that the threads in the hole are stripped. "When the boat is in the water and the engine is running, water is leaking from the motor. The spark plugs were in the middle of that plate. Some of the most reliable water pumps and components for any boat are built by MerCruiser. The motors have approximately 1,800 hours on them and run great. The header and tailpipe share a double wall design and water transfer system that even allows the option of pre-heating the incoming sea water. i also cannot find. Re: Water Pressure guage install 75hp Mercury 4-stroke #14 Post by tommyz » Tue May 14, 2013 2:25 am I bought a Teleflex 65507P water pressure gauge kit to connect to my 2009 90hp EFI-4S. The last sign of a blown head gasket with an internal leak is to look for the presence of exhaust gas in your coolant. We have cylinder head fasteners /studs (as well as all types of engine fasteners) for gas and diesel engines. Water-separating fuel filter that prevents water from entering the fuel system. It can leak in at the top of the gimbal ring where the steering shaft passes into the boat. 3 that has to be close to 20 years old, good reliable 2 stroke motor, not excessively loud, easy maintenace, and light weight, self contained fuel tank. Count on Yamaha’s reliable 150 HP Outboard four stroke to power the fun. Mercury 35-802893T Water Separating Fuel Filter OEM Fuel Filter fits all Mercury, Mariner and Force outboards equipped with externally mounted water separating fuel filter bases and all MerCruiser 4. 00 Your Price $2. Find Fuel Pump Diaphragm Kit - 857005A1 here. Enjoy the boating season. A cracked cylinder head or engine block may or may not be bad news depending on the size and location of the crack(s), the value of the casting and what it will take to fix the crack(s) versus what it would cost you to replace the casting. Mercury Diesel. Replace with double seal cap Mercury #1171-9787A5 or Pro #9787 If cap has been replaced, use 3 piece (1 upper & 2 lower) seal kit #2018 Gasket kits do not contain fuel pump components or crank seals. You have to register before you can post. True Tracker - Stabilizer Plates Get on plane quicker, stay there at slower speeds, reduce prop slip and flat bottom boat rear sliding. 9% NaCl and 10 mM phosphate buffer in water, and 4) 0. I've heard of this happening when the engine gets a little too warm usually caused by an impeller that no longer provides sufficient volume of water. or it could be a gasket leaking on the inner water jacket cover or maybe a hole in the water jacket cover. Shop, read reviews, or ask questions about Engine Parts at the official West Marine online store. In addition, boaters can store the F2. Gasket Water Pumps for Mercury Cyclone, kohler engine 25hp, GMB Water Pumps for Mercury Mountaineer, GMB Water Pumps for Mercury Cougar, Gates Water Pumps for Mercury. Motor runs rough with upper cowl on and runs good but loud with the upper cowl off. The last sign of a blown head gasket with an internal leak is to look for the presence of exhaust gas in your coolant. (List Price 25. Please check with us for. All marine inboard engines have exhaust risers. 1 Water pickup or through the hull fittings mounted too close to the propeller (ventilation) 1. Well, this didn’t to me, but I loaned my older Hewes Craft 16’ jet sled to my son-in-law for a camping trip to a local fairly large impoundment for the 4 th of July week-end 2003. Not likely but worth a look while the heads off. When you're part of the Mercury family, you will find all the help you need to maximize your time on the water. If it's an internal crack as well, scrap the block, but if there was only a small pocket of trapped water and it split the outside of a water jacket, the block isn't doomed and it may be repairable without pulling the engine. Mercury's procedure varies by engine size and series. New water pump. Any and all help is appreciated Just guessing because this is how my water line is held onto a plastic fitting which is screwed into the water jacket and leaks in a very similar manner. Starting Serial Number 0T178500. Outdrive, Anode, Pulley Parts For Sale. Gasket, Water Jacket Replaces: Johnson/Evinrude 315538 Fits: 50/55 9-60452. Now my leak was from bolt number 4 which goes into the jacket (a load of coolant came out when I removed it anyway) but my question is this: Should I repair this bolt hole and. Mercury outboard gasket kits to fit most older Mercury outboard motor models are found on this page. And we can ship them out to you the same day you order. Shop, read reviews, or ask questions about Drain Plugs & Scupper Drains at the official West Marine online store. Still has pinhole leak‘s. 95 per download! If you have a dirty old paper copy of this manual or a PDF copy of this manual on your computer and it crashed we can help!. And running 91 optis shoot water cooled fuel in and just burn bad on higher octane gotta constantly clean, you will find the exhaust just as dirty as the plugs. After all of this I removed the spark plugs for cleaning and noticed in the bottom cylinder on the plug water has mixed with my fuel. OEM Quicksilver/Mercury Exhaust Flapper/Shutter 807166A1 Goes inside Y-pipe for a late model V6 or V8 engine with 4" exhaust and Y-pipe Please confirm fitment of MerCruiser parts with your serial $77. Manufacturer Mercury Marine. Marine engine exhaust riser and manifolds are important parts of an engine's exhaust system. Therefore if either of the sealing joints developed a leak it would not allow water to get back into the engine. 10 Your Price $6. I have a 1998 Mercruiser 7. However this is highly dependent on engine use. A blown intake manifold gasket shows itself by the condition of the engine oil when checked with a dip stick. force water pump kit with housing: 1989 85 l-drive, 125 hp outboard (motors with 2 piece driveshaft) fk1202 force water pump kit with housing: 90 & 120 (incl. My son has a ’93 Honda Accord Coupe which had/has a leaking water pump that resulted in a definite blown head gasket. OMC 327674 Gasket, Water Jacket Johnson/Evinrude 25. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. We Carry: MerCruiser engine and drive packages by Mercury Marine; New and used MerCruiser parts; Mercury Precision parts. Japan Telephone 81-053-423-2500 Mercury Marine - Japan Anshin-cho 283-1 Hamamatsu 81-053-423-2510 Shizuoka-ken, Japan 435-0005 Japan Asia, Singapore Telephone 5466160 Mercury Marine Singapore 72 Loyang Way. If your craft has a MerCruiser outboard, its water pump will be one of its key parts. Since you've got gear oil leaking out of the WATER intakes, you've got a problem that needs immediate attention. 5 In Stock - Ships Immediately. The new Yamaha F2. Re: Water Pressure guage install 75hp Mercury 4-stroke #14 Post by tommyz » Tue May 14, 2013 2:25 am I bought a Teleflex 65507P water pressure gauge kit to connect to my 2009 90hp EFI-4S. 75 Your Price $8. If you take out the plugs and then remove the plate you should be able to replace the water jacket gasket. has sleeper and captains chairs. LS platform is rapidly being recognized by boaters around the world as the current and future platform for performance and reliability. MHT x 3/4 MIP or 1/2 in. Water squirting inside Outboard motor cowling and not out tell tale hose yamaha johnson tohatsu force mercury 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130. If the head gasket material blows between a water jacket and the inner area next to the cylinder, compression gases will enter the water jacket and send air through the head and into the cooling system. Single-Point Injection: An oil injection system that uses only one discharge port as opposed to up to six ports. I hope this will show what to look for to fix the problem. This is called learning about outboards the hard way. Came from a working outboard. Replace with double seal cap Mercury #1171-9787A5 or Pro #9787 If cap has been replaced, use 3 piece (1 upper & 2 lower) seal kit #2018 Gasket kits do not contain fuel pump components or crank seals. Johnson Evinrude Outboard Motor Service Manuals for only $4. 25 4-Stroke. If you have any mechanical skills at all, you can likely remove your head cover yourself and determine where the leak is. This is one that I hope will never happen to you. 6 out of 5 stars 9 #39. The best part is, our Mercury Mariner Engine - Remanufactured products start from as little as $2,527. 1947 Martin 40 4 hp outboard tiller short shaft, runs, sounds really strong. The motor started to not fire on the bottom cylinder, and upon checking the spark plug, there was a small amount of water getting into that cylinder. my brother-in-law has a 50 hp mercury outboard s/n OB239880 it is leaking water beside the top. Had it out a couple of times then a few issues came up. 5 virtually anywhere. Count on Yamaha’s reliable 150 HP Outboard four stroke to power the fun. In most outboard motors any water in the cowling can drain to the sea by flowing down the lower leg of the midsection and discharging. Block has crack in water jacket. 2) I checked the Gear Lube Oil Reservoir for the outdrive and that was at the "Full" line. Water jacket, 115 Mercury Post by CedarRiverScooter » 12 May 2020, 13:48 Unless you need something to hold it in place, I find that just having clean surfaces is enough to let the gasket do its job. Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. A shop guy said thats only if not set up right, meaning the idle is too high and when you shift the pin can break. Grigg, Green Pond, SC I have worked on and raced inline 6 Mercury engines since the mid 70’s. They were tent camping on Riffe Lake's shore, a winter holding water impoundment in Washington State, and it appears some. All marine inboard engines have exhaust risers. To start viewing messages, select the forum that you want to visit from the selection below. 2L marine engines ( Read More ). '74 Mercury Motor (9. As the heart of the boat, the engine should be near the top of your maintenance hierarchy. is the # 1 choice of boat builders and engine manufacturers all over the world, meeting the needs of the Commercial, Military and Pleasure Yacht Industries for over 30 years with customers in more than 40 countries. If your having problems with your outboard engine your in luck Outboard Clinic works on all major lines such as Suzuki , Yamaha , Mercury , Polaris , Honda , Johnson , Evinrude , seadoo. Seams must be located so that any rain water, which may leak through the seams, is directed away from the air intake system. I have a 1999 125HP ELPT0 Mercury outboard engine (serial #0G896906). Use Esc key to return to this page. Browse a variety of top brands in Discharge + Suction Hoses such as JGB Enterprises, Endurance Marine, and Wacker Neuson from the product experts. Many outboards do not have a cylinder heads, especially the two strokes. Repair of internal water leaks on the inline 6 Mercury engine. This is a definite sign of a blown gasket. Are you handy? Get a Seloc manual for that motor, and follow the procedure step by step, it's fairly easy. A common held belief in the marine repair industry is that most manifolds have a useful life of 8 to 10 years. 2L marine engines ( Read More ). Page 10 D7. 114-2986 Mercury Outboard 50-150 HP 4 6 Cyl Switch Box (CDI) 114-2986K 1 Mercury Mariner Switch Box Kit - 4 Cyl. Step 2 Check the width of the head/block joint all the way around the engine using a very fine feeler gauge or wire. 1983 it was common that the power rating of an outboard motor was taken as the power at the crankshaft output. I have a 1998 Mercruiser 7. DuckNut, Jun 29, 2019. They were patched with JB weld and the motor ran great. Also has brand new spark plugs. 00 (included shipping). Read what your options are in this Larry Carley feature. Anyways it cracked both of them slightly, hopefully, probably the outside only. Johnson Evinrude Outboard Motor Service Manuals for only $4. That would be a critical protective element in a highly corrosive environment such as a water jacket. OEM: 26-33144A2 Sierra: 18-2652. A common held belief in the marine repair industry is that most manifolds have a useful life of 8 to 10 years. (Photo: John Tiger) Back in the day, flushing an outboard with fresh water was done only one way. 60 AMP (846 Watt) Belt-Driven Alternator: Found on all Mercury Marine 3. It usually means that you need to install a new head gasket on your outboard motor to prevent exhaust gases from escaping from between the cylinder block and the powerhead block. Well, this didn't to me, but I loaned my older Hewes Craft 16' jet sled to my son-in-law for a camping trip to a local fairly large impoundment for the 4 th of July week-end 2003. I have seen or tried almost every "fix" you can imagine. "B" series Waterman Copper Water Jackets: keith: 3 : 1 : 04-23-10 02:59 pm: New articles on Corrosion in Saltwater marine engines: marks: 20 : 1 : 04-22-10 06:47 pm: ZDDP oil additive - a problem for our old engines? robert: 1 : 1 : 04-20-10 04:16 pm: Winston Stinson: laurie_d: 1 : 1 : 04-11-10 11:58 pm: St Lawrence Engine Web Site. When the head gasket blows, the oil and coolant passageways will start to leak, allowing both liquids to enter places where they do not belong and causing more extensive damage. I have several pages entailing the gasket replacement process for these particular Mercury Outboard Models (650 - 700). I have a Mercury 115 hp , and it is leaking water from or above the spark plug location, What should I do ?. The cover around the spark plugs is a water jacket. approx 300hrs on boat. 2001-2002 Mercury 115 HP Service manual application: Mercury Outboard motor 01-02 Mercury 115 HP (115HP) EFI (Electronic Fuel Injection) outboard engine. Mercury Mark, Mercury K Model outboard gaskets found on this page exhaust gasket, power head, water jacket cover ,cylinder gasket New life for old outboards " your trusted source since 1999 ". 8 speakers, bluetooth marine radio and sony sub make this boat dance on water. The new Yamaha F2. Mallory Marine Tech Services: 1. Tilt and trim works perfectly, slight oil leak from the cylinders but I have 2 spare ones I never got around to installing. Even when the key is turned on the buzzer is constant, not momentary as it should be per the manual. White smoke may mean that water has entered one or more of the outboard's cylinders -- which can cause the engine to suffer irreparable damage -- but it also may mean that the water jacket on the exhaust manifold is leaking. Gasket between water jacket and cylinders, gaskets between water jacket and spark plug flange, gasket water jacket to water jacket, gasket water inlet tube. When the water-jacket of a manifold or riser becomes clogged with scale and corrosion, a leak is usually close behind because the internal walls are deteriorating. Manifolds and risers that see heavy use in saltwater can have life expectancy as low as 3 years, while manifolds and riser in engines rarely run and used in freshwater can last 15 to 20. I hope this will show what to look for to fix the problem. Since the company was founded in 1939, Mercury has consistently emphasized quality, innovation, and reliability. 2688 & 2689 have no head gaskets order 2. One of the reasons OMC used to tout their lost foam casting process. Cummins Marine QSB 5. Gear Set 60 70 Bearing Seal Kit Water Pump Evinrude Johnson 318304 397338 318303. Intake Manifold Gaskets Replacement Service What is an intake manifold gasket and how does it work? The intake on an engine may be made up of a lower intake manifold and an upper intake manifold or plenum. Save yourself time and money by picking up the right engine repair manual. If you can determine that it's only an external crack, and it's not too big it can often be welded up. It is recommended that you begin your small-block high-performance Ford engine project with a 289 or 302 block, which has a 4. At headbolts. Repair of internal water leaks on the inline 6 Mercury engine. It was a very good motor. Gasket kits are complete and include orings for bearing end caps and magneto/distributor gaskets for all four and six cylinder Mercury outboard motor models. Most performance manifolds and some header manufacturers use a 4" exhaust hose and 3" or 3-1/2" OD exhaust gas tube. The last sign of a blown head gasket with an internal leak is to look for the presence of exhaust gas in your coolant. An extensive network of factory-trained dealers. The Yamaha outboard motor service manual downloads for the above listed models describes the service procedures for the complete engine. '74 Mercury Motor (9. Not cracked, not welded or patched. water will leak out before it can get to the block. White smoke may mean that water has entered one or more of the outboard's cylinders -- which can cause the engine to suffer irreparable damage -- but it also may mean that the water jacket on the exhaust manifold is leaking. This threaded hole is located in the upper mid part of the water jacket. Keep your boat’s pump in top shape by maintaining it at least once a year. High-frequency seismic signals associated with glacial earthquakes in Greenland. If your craft has a MerCruiser outboard, its water pump will be one of its key parts. Boat Parts, Marine Products and Spares. 3 hp outboard with the neutral gear is what I want for my dingy. Shop for Mercury Outboard parts like Drain plugs, filter accessories, wedge block anodes, replacement kits and more from brands like Mercury Marine, OceanSouth, Sierra, Shurfold, etc. I am not interested in tearing down the block to find the source of the leak. Check on mercury marine web page for the correct pn by using your serial no. Size: 12 oz. Shop, read reviews, or ask questions about Engine Parts at the official West Marine online store. Has new water pump impeller. 18 Fresh water cooling system The cylinder jacket cooling water after leaving the engine passes to a sea-water-circulated cooler and then into the jacket-water circulating pumps. I bought a new gasket to replace it (part #27-44328-4). Click on the catalog to go to full screen mode. It fails in this way from a weak or failed impeller allowing engine to get hot. Drive System. ITS NOT A HEADGASKET,ITS WATER JACKET COVER AND VERY CHEAP AND EASY TO INSTALL,70 INCH # FOR TORQUE AND VERY EASY TO CHANGE,OLDER MERCURY'S DID NOT HAVE HEAD GASKETS JUST WATR COVER GASKETS ,sorry did not mean to shout,been fixing outboards for over 30 years and the misinformation on her is getting was out of line,mess me if u need help. The Mercury Outboard Repair Manual is a comprehensive guide for Mercury/Mariner Outboard models as it lays out all the service procedures for DIY enthusiasts and mechanics. INDIVIDUAL WATER JACKET COOLING INLETS OEM MERCURY RACING FOR APPLICATIONS (525/600/700). This is a definite sign of a blown gasket. Cowlings & Housings, Outboard Engines & Components, Boat Parts, Parts & Accessories, eBay Motors. I have seen or tried almost every "fix" you can imagine. 5L OptiMax V-6 models, this is the most powerful outboard charging system in the industry. We've been serving local Ventura County, California since 1980 as a custom boat builder, repower specialist, designer, and supplier of equipment to builders, commercial fishermen, and. If this is your first visit, be sure to check out the FAQ by clicking the link above. New exhaust plate, water jacket and carburettor gaskets. Had it out a couple of times then a few issues came up. This can help reduce the overall temperature, leading to longer gasket life. SENECA Marine Premium Outboard Inboard Motor Flush Kit Flusher Muffs Fresh Water Hose Attachment for Yamaha Mercury Mercruiser Evinrude Honda Suzuki Johnson SMP-OBFLSH-02 4. Fasteners for domestic and import engines OEM style cylinder head bolts and performance type ARP brand bolts / studs and fasteners. It sounds simple, but hang on! There's a right and a wrong way to perform this essential task. OUTBOARD GASKETS & GASKET SETS Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan/Tohatsu and Suzuki in addition to the most common domestic models. Suspect that exhaust gas is circulating forward into fresh air carb throat when the cover is on. With this method, however, it is difficult to accurately determine the amount of water in the manifolds. Found milky oil in the dipstick. It usually means that you need to install a new head gasket on your outboard motor to prevent exhaust gases from escaping from between the cylinder block and the powerhead block. Exhaust smoke leaking from your outboard's top cowling is never a good sign. Honda buys them from Mercury, so if necessary, any Mercury dealer can easily service those lower units. Its new ergonomic carrying handle can also be used for assistance in steering when in reverse. has sleeper and captains chairs. All the time they're vibrating madly during running time and left idle for long periods, allowing rust to eat away at the metal. 60 AMP (846 Watt) Belt-Driven Alternator: Found on all Mercury Marine 3. That pledge remains as strong today as ever. OUTBOARD GASKETS & GASKET SETS Mallory Marine offers better late model coverage for outboards than most other aftermarket companies including coverage for import engines such as Yamaha, Nissan/Tohatsu and Suzuki in addition to the most common domestic models. I started getting my motor running for the spring. MerCruiser Impellers and Water Pumps. 00 Parts Shelf. The water jacket is between the lubed areas and the exhaust, there fore it doesn't see any extreme heat from this. Mercury's procedure varies by engine size and series. I have (2) two 1988 Johnson outboards 175 h. Outboard Flushing, The Right Way. Here you can see that the U-bolts are counter-sunk into the plywood so the outboard clamp slides onto the mount easily and is held against the plywood, not the bolts. This is a new out of the box unit and just like. I had them change the impeller as was seeing as it's the original one and 14 years old. Repair the hull. Coolant can enter the combustion chambers and mix with motor oil, causing dilution of the motor oil while at the same time robbing coolant from the cooling system. Parting out 80s 90s2000s 3 115 hp 130 hp V-4 Yamaha outboard- good block, pistons, rods, head, have both 20 and 25 inch motor- 20 and 25 inch lower units lower casings 4 to pick form good trim and tilt assy and system two to pick from, ETXG, 25 inch lower unit (I have two one water ready super clean ready to bolt on ) the other for parts all. Motor runs rough with upper cowl on and runs good but loud with the upper cowl off. What HEAL-A-SEAL TM WILL do, besides the stopping all external Cooling System leaks, is to PERMANENTLY FIX the Blown Head Gaskets, Warped or Cracked Heads, leaking or cracked Cylinder Blocks and something that no other product will do - save the Engines with the Coolant mixing in the Oil, or even Oil mixing in the Coolant!. It looks like a leaking water jacket cover. Usually available from authorized marine dealers but also from on-line service literature dealers, or even on eBay, the service manual will explain how to take things apart and put them back together, list essential specifications and maintenance information, and include details like the location of all lubrication points. Repair of internal water leaks on the inline 6 Mercury engine. Mercury was having parts ordering difficulties and it took over two weeks to get the parts in. Specializes in the sale of used outboard motors plus new and used parts for Mercury, Mariner, Force, Chrysler, Sea King, Johnson, Evinrude, Suzuki and Yamaha outboard boat motors in Stanford, KY. Mercury Product Protection® extended service plans. There looks like there is a rubber seal on the top of the gearcase and water is running out around the tube right there. New head gaskets, new water jacket gaskets and various other seals and O-rings. The header and tailpipe share a double wall design and water transfer system that even allows the option of pre-heating the incoming sea water. I have (2) two 1988 Johnson outboards 175 h. Suzuki Marine Announces New 140/115 Outboard Platform Evinrude Outboard Engines Discontinued 2020 Father's Day Gift Guide Engine Repower 2020: Part 5 Top New Boats Miss May: Lauren C. Reports of Substantial Corrosion In Mercury Verado Motor Gear Case search [with substantial corrosion in the wall between the water pump and exhaust passage in the gear case of a Mercury Verado outboard motor]. Troubleshooting for Fresh Water Marine Cooling System. Prop in good condition. This can happen if the motor is not deep enough in the water, or the exhaust tube gasket is leaking, and the upper water pump seal is also leaking, allowing exhaust gasses to be forced into the impeller area. mine has a crusader marine information tag on the intake manifold that says it is a model 150 serial number TP1117. It means there is air in your cooling system, and this is always a bad thing. water will leak out before it can get to the block. Direct Fuel Injection. That pledge remains as strong today as ever. If there is a hole in between your combustion chamber and the cooling jacket in your head gasket, each time the piston pushes exhaust gas out of the combustion chamber into the exhaust system some exhaust gas will also be. Suzuki GSX-R600 manual. Gasket, Water Jacket Cover Mercury 90/115 Inline 6 cyl Replaces: 27-72142 1 18-2573, 27-72142, 31730 Pro Marine Provides the highest Quality in aftermarket parts for all your Marine needs! All Instock Products ship within 1 business day of order! Same Day Shipping on Most orders placed before 12:30PM Est!!. Tilt and trim works perfectly, slight oil leak from the cylinders but I have 2 spare ones I never got around to installing. 250x18 Replaces: Mercury 22-687271 9-60019 Seal, Thermostat Replaces: Mercury 26-854639001 Fits: 50/55/60 3Cyl Use with 9-43029 9-43027 Thermostat Replaces: Johnson/Evinrude 384719 9-43019 Thermostat 143° F Replaces:Mercury 75692. Typically, sets contain gaskets for everything attached to the main engine block such as the thermostat cover, water jacket, exhaust housing, powerhead base, carburetors, air silencer and so forth. Recreational Life Jackets; Don't let your Mercury/Mariner Outboard Engine overheat and leave you stranded. Specializes in the sale of used outboard motors plus new and used parts for Mercury, Mariner, Force, Chrysler, Sea King, Johnson, Evinrude, Suzuki and Yamaha outboard boat motors in Stanford, KY. It’s freedom, family, and incomparable fun. OEM: 803062T1. I recently saw a used head cover for a 50hp Mercury on EBay for around $40. Rubber water pump impellers are used on all inboard-outboard marine engines. New water pump. Some of the most reliable water pumps and components for any boat are built by MerCruiser. They are characterized by teleseismically detectable signals at 35-150 seconds. Mallory Marine Tech Services: 1. It would roll over and then make a grinding sound. Read what your options are in this Larry Carley feature. The water jacket is between the. Interview with Intrepid Powerboats Ken Clinton 2020 Hurricane Season Forecast 2020 Names for Hurricanes Cruising Aboard A Wake Boat. If there is a hole in between your combustion chamber and the cooling jacket in your head gasket, each time the piston pushes exhaust gas out of the combustion chamber into the exhaust system some exhaust gas will also be. None of my outboards have. Also has brand new spark plugs. The Mercury Outboard Repair Manual is a comprehensive guide for Mercury/Mariner Outboard models as it lays out all the service procedures for DIY enthusiasts and mechanics. 00 Your Price $2. FIP Brass Multi Adapter Fitting HOME-FLEX 15 psi Pressure Test Gauge. Run the engine at 2000 rpm for 25 minutes to allow treated fuel to fill the fuel system. This is a motor that came in that had been overheated. Freshwater used part. Unlike in a car where the antifreeze/water circulates through an air-cooled radiator, a closed cooling system uses lake or ocean water flowing through a heat exchanger to remove heat from the engines. The other point is, when you run a motor in water, the inner exhaust port runs through the inside out to the prop. Re: Advice on a water Leak on an 82 Evinride. NASA Astrophysics Data System (ADS) Olsen, K. You’re here to wake up the water. Tilt and trim works perfectly, slight oil leak from the cylinders but I have 2 spare ones I never got around to installing. 00 Parts Shelf. 114-2986 Mercury Outboard 50-150 HP 4 6 Cyl Switch Box (CDI) 114-2986K 1 Mercury Mariner Switch Box Kit - 4 Cyl. Three years out of a lower unit is ridiculous!. All marine inboard engines have exhaust risers. Cross-flow years 1980-2005 (2 cylinder). The liberal use of compressed air, picking at the blockage with wire and a lot of flushing are really the only options to fix this problem, short of disassembly of the cylinder and removal of the freeze plugs. 8hp), Was running well until leak developed in water jacket. Water-jacket flush adapter: Outboard motor impellers/water pumps can fail if air is introduced.  I also need spark plugs which are in NGK bugs. Came from a working outboard. It usually means that you need to install a new head gasket on your outboard motor to prevent exhaust gases from escaping from between the cylinder block and the powerhead block. OEM: 26-33144A2 Sierra: 18-2652. That would be a critical protective element in a highly corrosive environment such as a water jacket. All marine inboard engines have exhaust risers. Suzuki GSX-R600 manual. The engine must be warmed up to open the thermostat and circulate water throughout the engine's cooling passages completely. engines 1963 thru 1993 and fits MerCruiser I/R/MR/Alpha drives (s/n. 0L This manifold is in $175 (crystal river) pic hide this posting restore restore this posting. DISCLAIMER. Post Cancel. 9hp (4-stroke) Service Manual. There is a seal which holds the water out but the shaft is hardened steel which can rust, pit and ruin the seal. From some of the forums I have looked at, there should be a hole there for a high heat sensor I think it was. 99) 13114 Seal Kit, Lower Gearcase Yamaha C55, E48 Cross Ref #: 18-0024, 698-W0001-21-00 Mfg Part #: 698-W0001-21-00 In Stock. This is a new out of the box unit and just like. This is a sure sign of a blown head gasket, bad intake gasket or cracked casting, any of which can lead to overheating and cracked heads. The water jacket portion of a manifold is intermittently exposed to hot saltwater and moist air, the perfect conditions for corrosion. submerged outboard motor recovery. 3) I checked the Engine Oil and that was at the "Full" line. The metallic filter is a copper mesh sponge plated with a six micrometer thickness of gold. Gasket Water Pumps for Mercury Cougar, Polypropylene Water Resistant Covers for Mercury, Mr. I have several pages entailing the gasket replacement process for these particular Mercury Outboard Models (650 - 700). ITS NOT A HEADGASKET,ITS WATER JACKET COVER AND VERY CHEAP AND EASY TO INSTALL,70 INCH # FOR TORQUE AND VERY EASY TO CHANGE,OLDER MERCURY'S DID NOT HAVE HEAD GASKETS JUST WATR COVER GASKETS ,sorry did not mean to shout,been fixing outboards for over 30 years and the misinformation on her is getting was out of line,mess me if u need help. MERCURY GASKET CHART Do not reuse 3L single seal lower caps. This is one that I hope will never happen to you. Due to the large success rate of this exhaust system design at preventing water ingestion related warranty claims Mercruiser then decided to apply this same approach to their 4. 35hp 1972- 1988, 2: 6445653 - B110788, 482; does not fit Mariner. Water Jacket Cover Gasket Fits: Johnson, Evinrude 85-140hp V4 Crossflow Models Replaces: 318335, 307709, 18-2873, 9-60454, 505-09, 928. Check that cylinder head for any very fine, hairline cracks between the combustion chamber and the water jacket in the head. The filter captures the mercury which then can be released and collected as product. After all of this I removed the spark plugs for cleaning and noticed in the bottom cylinder on the plug water has mixed with my fuel. 2016-09-01. To maintain an outboard motor, flush out the engine after every use, and check to make sure the water flow exiting the motor has a strong output. I have seen or tried almost every "fix" you can imagine. 9 and 15 magneto ignition Mariner 9. head with water jackets, complete race ready with components Sonny's NEW Billet Aluminum Head for 5. Mallory Marine Tech Services: 1. This is because of the corrosion which would be caused in the cooling water spaces, and the salts which would be deposited on the cooling surfaces interfering with the heat flow. What could be the cause of this?". There were 3 small holes on the block / water jacket. Although there is an abundance of free sea water available, marine diesel engines do not use it directly to keep the hottest parts of the engine cool. Find Fuel Pump Diaphragm Kit - 857005A1 here. The 150 I mentioned had to have the head o-rings changed & the TTY head bolts (single use) replaced. and if one of them is leaking, water will come out of the plug holes. **** I hate the cold. What could be the cause of this?". Shouldn't be too much of an issue. The symptoms of a jacket leaking are, variations in compression, fouled plugs, water on the plugs. 9 and 1989 15 Mariner 8 1988-on, 9. How to Compression Test on Mercury 2-Stroke Outboard Engine November 17, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 2 Its highly recommended to always use a outboard repair manual for your specific year and model outboard engine when preforming a cylinder compression test on your motor. This should be a good buy for someone, since new one costs about, 000. This main water jacket area is thin and possibly the plastic was designed to help eliminate leakage. If water is mixing with the oil in a V-style engine that has intake manifolds sealed to the block, then the intake manifold water jacket gasket might be leaking into the inside of the engine. I started getting my motor running for the spring. These manual are designed to equip you with the necessary knowledge to do justice to everything from your outboard's basic maintenance to a more in-depth service and repair. Check on mercury marine web page for the correct pn by using your serial no. If you take out the plugs and then remove the plate you should be able to replace the water jacket gasket. The other problem is water from the exhaust manifold spraying into the cylinder. Helps prevent anti-freeze and water seepage. This type of leak will usually show up when combustion gases are pushed into the jacket water when the engine is running and under load. When your Force needs repair, know that Wholesale Marine will have the Force Outboard Parts that it requires. There was a water leak around the water jacket gasket. Some of the most reliable water pumps and components for any boat are built by MerCruiser. If you fish in areas where you can pick up a lot of trash or silt you may have blockage in a water jacket somewhere. Our Mercury Marine Parts technical expertise also allows PPT to provide our boating customers with direction regarding Direct Replacement Mercury Outboard Parts options. 95 per download! If you have a dirty old paper copy of this manual or a PDF copy of this manual on your computer and it crashed we can help!. Repair Time Less than 30 mins. only at CH Smith Marine. This can be detected by observing the spark plugs for water on the electrode, or a clean washed appearance. From basic maintenance to troubleshooting to complete overhaul, Clymer manuals provide the information you need. The Stamped Part Number is 42673 / 42673C1 which is equivalent to 99798, 806867A2 & 806867A8 Major notes about these manifolds For MerCarb Carburetors (identified by single adjustment screw & 3. 000" Applications,complete with titanium valves, PSI springs, per pair (Pictures may show optional equipment. 00" mounting stud pattern. 2 011 Parts Catalog. I will try to lead you in the right direction, but please realize, some engines no longer follow this design. Most marine engine damage stems from neglect of the cooling system. 1947 Martin 40 4 hp outboard tiller short shaft, runs, sounds really strong. Re: Water Pressure guage install 75hp Mercury 4-stroke #14 Post by tommyz » Tue May 14, 2013 2:25 am I bought a Teleflex 65507P water pressure gauge kit to connect to my 2009 90hp EFI-4S. Not responsible for typographical errors. This article will explain the basic steps you can take to extend the life. Well, this didn't to me, but I loaned my older Hewes Craft 16' jet sled to my son-in-law for a camping trip to a local fairly large impoundment for the 4 th of July week-end 2003. for that alone. It was a very good motor. Merc 4 cylinder. It was repaired with nickel welding rod. Fits both Upper and Lower Units ​OEM: 10-79953A2 , 816610A2 , 816610A1 , 10-28634A1 , 10-28634 , 10-79953 , 10-79953Q2 , 10-79953Q04. Find GASKET - 856729 here. mariner outboard 1989 70 hp. The core products our technicians work from are vital to the remanufacturing process. These products are the raw material from which the reman process begins. Keikhaefer Mercury 125 Outboard; the power head and seperate the crankcase from the engine block and lift up the crankshaft. Came from a working outboard. After all of this I removed the spark plugs for cleaning and noticed in the bottom cylinder on the plug water has mixed with my fuel. Second reason is the age of the impeller. steering and trim are both hydraulic. This requires removal of the gimbal ring. The information provided on these pages is correct to the best of my knowledge, however the MasterTech makes no warranty, express or implied, regarding the use of, results of, or liability created from, application of this data. Includes Color Wiring Diagrams. all Mercury Outboard Gasket Kits exclude crank seals. Does anyone know if there is a known common variance in temperature on the port and starboard cylinder heads. And running 91 optis shoot water cooled fuel in and just burn bad on higher octane gotta constantly clean, you will find the exhaust just as dirty as the plugs. custom made swim platform with side steps. Outboard Lower Unit gear oil 80w-90 #478898 08/25/02 05:43 So, he and I took fresh samples of each, 267 and amsoil full synth marine gear oil, put water in each tube, shook, then watched. When my MERCURY mechanic inspected the small water leak on motor they discovered a pin hole in hose same area of oil cooler module and replaced. You have a faulty water jacket gasket. When you are looking for specific Mercury Marine Part Numbers, why pay the normal high prices for OEM Mercury Marine Parts & Accessories when you can shop PPT online for huge discounts and free shipping. We build Mercury MerCruiser® Sterndrive engines and drives to power your life on the water. Mercury V6 outboard poppet valve kit for Mercury , Mariner and Force engines. Mercury Marine Outboard Service Manuals for only $4. Has Anyone Welded Marine Water Manifolds Successfully? 05-13-2004, 05:27 AM My trusty Mercruiser sat a tad too long last fall and I have a couple 2-3 inch cracks now which leak water into the boat. water leak 3rd cylinder #17. 5 In Stock - Ships Immediately. The water leak ended up being a bad water jacket gasket. It ran very smoothly. The firing order is "1,5,3,6,2,4" (universal for all six cylinder engines), and should be cast into the head. The flushing process can be. Another indication of a fuel leak is that the Mercury 115 outboard needs to be filled with gasoline more often. edu Marine diesel engine specialists say the most frequent source of premature engine failure is the cooling system. Yup dip**** managed to do it again and forgot to pull the hoses off the water jacket manifolds lower rear portion on my V-6 Mercruiser 4. In fact, the new 115 Pro XS is 16 pounds lighter than the two-stoke direct injected 115 OptiMax that it replaces, plus it’s 18 pounds lighter than the nearest. Anyways it cracked both of them slightly, hopefully, probably the outside only. MERCURY VERADO 8M0132390 Motor Cooler Module Specifications Identifiers. Fits 20 hp Mercury and Mariner and higher 2-cycle outboards, 9. 2688 & 2689 have no head gaskets order 2. Are you handy? Get a Seloc manual for that motor, and follow the procedure step by step, it's fairly easy. Water-jacket flush adapter: Outboard motor impellers/water pumps can fail if air is introduced. Exhaust smoke leaking from your outboard's top cowling is never a good sign. Re: Advice on a water Leak on an 82 Evinride. I am replacing the water pump on my 2. 2001-2002 Mercury 115 HP Service manual application: Mercury Outboard motor 01-02 Mercury 115 HP (115HP) EFI (Electronic Fuel Injection) outboard engine. water will leak out before it can get to the block. To test the manifold, make plates to block any passage holes and pressurize the manifold with air, use a soap/water mixture to see the leak. Mostly, the exhaust risers and exhaust manifolds are equal in number and their total number depends on the type of the engine. Grigg, Green Pond, SC I have worked on and raced inline 6 Mercury engines since the mid 70’s. ; Nettles, M. New exhaust plate, water jacket and carburettor gaskets. The water pump impeller of any outboard motor needs to be serviced on a regular basis, a task that if overlooked can lead to big trouble. Now my leak was from bolt number 4 which goes into the jacket (a load of coolant came out when I removed it anyway) but my question is this: Should I repair this bolt hole and. Based on the popular Mercury MerCruiser® line, these are fully remanufactured engines that are fitted with marine-grade performance valve train, pistons, induction system and (in some cases) marine headers to deliver factory reliability at an affordable price. For discussions related to "Stock" Mercury motors. Most common boat repair is a crack or gasket leak inside the manifold that allows engine exhaust pressure as high as 100 lbs to enter the water jackets of the manifold. If there is a hole in between your combustion chamber and the cooling jacket in your head gasket, each time the piston pushes exhaust gas out of the combustion chamber into the exhaust system some exhaust gas will also be. Use Esc key to return to this page. Water Jacket Cover Gasket 27-73665 Fits Mercury 75 /85 hp 4cyl. 1995, Brunswick Corporation 90-816462 2-695 0 90-816462 2-695 Notice We could not possibly know of and advise the service trade of all conceivable procedures by which a ser-Throughout this publication, “Dangers,” “Warnings” vice might be performed and of the possible hazards and “Cautions” are used to alert the mechanic. We have thousands of engine parts for Mercury outboard boat motors. Also water spilling and accumulating in the bottom of the engine cowl. YamahaOnlineParts. Sterndrives & Inboards. OEM Quicksilver/Mercury Exhaust Flapper/Shutter 807166A1 Goes inside Y-pipe for a late model V6 or V8 engine with 4" exhaust and Y-pipe Please confirm fitment of MerCruiser parts with your serial $77. 9 and 15 CDI except 1987-on 9. Three years out of a lower unit is ridiculous!. Water-separating fuel filter that prevents water from entering the fuel system. 1 mM citric acid in water. Whether you've discovered a leak, been diagnosed with a blown head gasket or you've begun hearing an unidentifiable noise, BlueDevil Products is here to help! Easily search our list of symptoms to discover options for your problem. Changing your 2 cycle oil is obviously crucial, but it’s not enough. Depending on how long the engine sat with this condition, BUT, water won't readily leak past the rings so you can generally eliminate the leaking riser gasket. We've been serving local Ventura County, California since 1980 as a custom boat builder, repower specialist, designer, and supplier of equipment to builders, commercial fishermen, and. Re: Water Pressure guage install 75hp Mercury 4-stroke #14 Post by tommyz » Tue May 14, 2013 2:25 am I bought a Teleflex 65507P water pressure gauge kit to connect to my 2009 90hp EFI-4S. MERCURY MARINE WATER PUMP PARTS: HP / Model: Serial Range: Pump Kit w/Housing Unless Noted: Impeller. Gasket Kits exclude head gaskets unless otherwise noted. 2007 Mercury Optiimax 115hp Outboard Fuel Rail 880037t03 Fresh Water 246 Hours. There is some corrosion present from the saltwater environment and cylinder block water jacket plate gasket leaks which were fixed. Now my leak was from bolt number 4 which goes into the jacket (a load of coolant came out when I removed it anyway) but my question is this: Should I repair this bolt hole and. Lying an outboard on it's side? Post Reply. Mercury's procedure varies by engine size and series. Some merchandise may be limited in supply or available only by special order. But before you purchase a remanufactured engine, transmission, cylinder head, or front or rear axle assembly from Gearhead Engines, that product completes a strict, remanufacturing process. A blown intake manifold gasket shows itself by the condition of the engine oil when checked with a dip stick. Apparently a common problem with the 2007 that used a metal gasket. 6 out of 5 stars 9 #39. com is a wholly-owned subsidiary of Lighthouse Marine Distributors, Inc 2020. It got hot in the mid-range & upper end RPM's. The water jacket gasket began leaking around the top spark plug. The information provided on these pages is correct to the best of my knowledge, however the MasterTech makes no warranty, express or implied, regarding the use of, results of, or liability created from, application of this data. It usually means that you need to install a new head gasket on your outboard motor to prevent exhaust gases from escaping from between the cylinder block and the powerhead block. Also has brand new spark plugs. I have owned Mercury, Johnson and they have not even come close to Honda. All marine inboard engines have exhaust risers. If your have water in #7 that would explain the higher psi. looked at your site and tried the K&W. Mercury Marine Outboard Service Manuals for only $4. has sleeper and captains chairs. Laing's Outboards sells many parts for outboard motors. We're using a soft touch media gun to clean out the water jacket cover and found a pinhole. From carburetors to propellers to water pumps, we can provide you the parts to get your motor back to it's former glory. The exhaust riser has two functions: (1)to keep water from backing up into the engine through the exhaust piping and, (2) it serves as the device that introduces cooling water into the exhaust exit piping system. Remainder of motor in good condition. 00 (included shipping). You could test this by taking a hose and filling the lower leg of the midsection with water when the engine is not running, and then observe if it drains out or if it accumulates. In most outboard motors any water in the cowling can drain to the sea by flowing down the lower leg of the midsection and discharging. How to Maintain an Outboard Motor. Here at Advance Auto Parts, we work with only top reliable Engine - Remanufactured product and part brands so you can shop with complete confidence. Outboard Lower Unit gear oil 80w-90 #478898 08/25 267 and amsoil full synth marine gear oil, put water in each tube, shook, then watched. 3L Chevy in my boat. 9HP Repair Manual: 1986-2003 Mercury 10HP 15HP Repair Manual: 1990-2000 Mercury/Mariner 2. The spark plugs were in the middle of that plate. 65, 80, & 85 HP models, all 6 cyl. Manifold i. That's where Boats. You are invited to join our public Boat Repair Forum to seek assistance from other members. Mercury Outboards – Durable. Outboard Motors. The two outboards are built on the original 2. Tilt and trim works perfectly, slight oil leak from the cylinders but I have 2 spare ones I never got around to installing. New water pump. Finally a bungee around the water jacket keeps the foot from swinging up and striking my car if I slam on the brakes for some reason. Follow the Maintenance Schedule recommendations to ensure that the motor is in peak operating condition and the emission levels are within the standards set by the your states/county Resources Board. Get the outboard cooling system parts you need to get things ship shape on your boat and your boat back out on the water. Bayliner is more than just a boat. Had it out a couple of times then a few issues came up. 75 Your Price $8. Owners may notice a rainbow color of gasoline in the water. Includes Color Wiring Diagrams. dual shifter/throttle levers. Count on Yamaha’s reliable 150 HP Outboard four stroke to power the fun. MerCruiser Impellers and Water Pumps. Tune-up kits, water pumps, seal kits and more, from trusted brands like Sierra, Mercury and CDI. When they fail it drizzles water back in the cylinders and if lucky past the rings and into the crankcase. mercury outboard thunderbolt 402, My question is It has water coming out of a small hole that was ment to be there twords the back of the engine at the top by the spark source for the plugs. 9 and 15 CDI except 1987-on 9. I don't have the sensor or a hole there it does look like someone may have pressed a "tab" or "plate" into that area. If the gasket happened to have blown through between a pair of cylinders with no water jacket between them, and the leak was small, you might not notice much apart from stumbling and misfire. Mostly, the exhaust risers and exhaust manifolds are equal in number and their total number depends on the type of the engine. I bought a new gasket to replace it (part #27-44328-4). Marine Tools for Every Marine Technician and DIYer. The engine can be vertical or tilted. PULLED POWER HEAD AND EXHAUST TUBE OUT. Use Esc key to return to this page. 00 Parts Shelf. Mercury Water Pump Kit includes plastic pump housing assembly, impeller, face plate, gaskets, drive key or pin, water tube guide sleeve, orings and gear lube fill & vent screw seals. 3) I checked the Engine Oil and that was at the "Full" line. Problem fixed: Water in gear oil. 4 Cylinder InLine, 4 Stroke DOHC, 16 Valves. The simplest and least time‑consuming way is the exhaust elbow removal method. Cylinder Head Gasket for Chrysler and Force 2 Cylinder 40-50 HP Outboards OEM Chrysler Force: 27-F691529-1 Where Ignition Is Just The Start. (Pump base not included) Fits all Mercury/Mariner 4 cyl. I have a 1986 35hp mercury outboard that is leaking water from the area just to the right of the top spark plug. Use Esc key to return to this page. Water is pumped into the manifolds from the engine via the rubber hoses on the ends of the manifold. all Mercury Outboard Gasket Kits exclude crank seals. After shutting down and giving the engine a few minutes to hot soak check again for leaks. A shop guy said thats only if not set up right, meaning the idle is too high and when you shift the pin can break. Gasket, Water Jacket Replaces: Johnson/Evinrude 315538 Fits: 50/55 9-60452 Gasket, Water Jacket Replaces: Johnson/Evinrude 321028 Fits: V-6 9-60454 Gasket, Water Jacket Replaces: Johnson/Evinrude 318335 Fits: V-4 Water Jacket & Cover Gaskets - Johnson/Evinrude 9-60413 Gasket, Adapter to Base Replaces: Johnson/Evinrude 321727 Fits: V-4 9-60414. We build Mercury MerCruiser® Sterndrive engines and drives to power your life on the water. I use the boat in SWFL and flush the motors completely after each use. Water Jacket Cover Gasket Fits: Johnson, Evinrude 85-140hp V4 Crossflow Models Replaces: 318335, 307709, 18-2873, 9-60454, 505-09, 928. I procured a used 50hp 2006 Fourstroke, other than regular maintenance, water impeller & thermostat - this has been the most reliable engine I've owned. Mercury Product Protection® extended service plans. Mercury Outboard; Suzuki Outboard Parts. FOR OMC JOHNSON EVINRUDE OUTBOARD. Also has brand new spark plugs. Gasket, Water Jacket Replaces: Johnson/Evinrude 315538 Fits: 50/55 9-60452 Gasket, Water Jacket Replaces: Johnson/Evinrude 321028 Fits: V-6 9-60454 Gasket, Water Jacket Replaces: Johnson/Evinrude 318335 Fits: V-4 Water Jacket & Cover Gaskets - Johnson/Evinrude 9-60413 Gasket, Adapter to Base Replaces: Johnson/Evinrude 321727 Fits: V-4 9-60414. The part attached to it on the top is the riser. Ron: Your description of leak locations, and the fact they are present only on the newly rebuilt engine, indicates these leaks are probably engine oil which is leaking past the exhaust manifold studs. Less gaskets to leak. 1991thundercraft v 156 1989 70 merc outboard runs great fresh gear oil fresh spark plugs fresh fuel and oil Boat is in excellent condition 2nd owner bought off original owner Comes with 4life jackets fire extinguisher and safety kit ready to put in the water lil rider roller trailer new tires and bearings re packed downriggers secondary boat and trailer Has summer button cover and tarp cover. Its new ergonomic carrying handle can also be used for assistance in steering when in reverse. A little TLC and preventive boat motor maintenance will help with safe boating and keep your motor running well for years to come. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. The water flow on a outboard is. After all, it is a device, which must be taken care of and replaced after aspecific time. Submitted by Jeff W. Stops radiator, heater core, water jacket, water pump, and hose connection leaks.