Mercruiser Lower Unit Weep Hole


This is one of the more common fuel pump problems found in classic cars that are between 30 and 60 years old. Dropped lower unit and found impeller damaged and also quite a bit of wear on the shift interlock cam. Water can leak in other areas as well. com: Welcome to the Internet's premier network of websites for marine engines. There are various adaptors for the different models. All 4-Strokes. Almost 20 years ago, I ran OEM mercruiser alpha drives that these are a clone of for 10 years with just one rebuild and a set of propshaft seals -- it's not the most elegant design for shifting, but the season is short here from June to October. Hopefully found won't have to add wood of do glass work to make the conversion. Many insurance companies won't pay to replace a gear set that visually. Wsm Johnson Evinrude 200-300 Hp 3. The lower unit weeps fluid out weep hole on starboard side. I'd suggest you contact Bombardier in Waukegon, Il. Mercruiser uses the cone clutch shifting on it's BRAVO series drives. 2) I checked the Gear Lube Oil Reservoir for the outdrive and that was at the "Full" line. The water doesn't seem to be getting to the upper hoses of the engine. Reverse gear - yes. Since you just posted this, I'm guessing you ran it with the muffs on with the engine having no boat weight load on it. Our lower units are refurbished in the U. they are specifically written for the do-it-yourself-er as well as the experienced mechanic. I have just changed the lower unit oil in my 2004 60 hp Mercury with about 100 hours on it. After disassembling small fluid gasket still in place. Since 1998, iboats is the most trusted water lifestyle online store for boat parts and accessories, boats for sale, and forums. Greetings,I have a 1998 1830 SS with an ALPHA ONE drive. We stock remanufactured and new gearcases for Mercury and Mariner 60 to 275 horsepower, 1979 to 2011. Everyone starts by opening the vent screw in the upper unit, and then pump lube in from the fill hole in the bottom of the lower unit's bullet until it starts coming out the vent hole. Plus I was already soaking from the amount of water leaking from > the flush kit and out the engine exhaust. Lower unit oil should be checked on an average of about three times a season for water/moisture content. When oil is drained, refill by way of the bottom drain hole only!. Then I would let it sit that way for a day or so, sand off the paint around the crack and scuff up good with 150 grit sand paper and stop drill each end of the crack. Allow the gearcase lubricant to drain into a suitable container. Model SE116 replaces MerCruiser's Gen II I/O with Three (3) Year Unlimited Warranty. Is this an easy job and can anyone recommend a part they have had good experience with. Water Pump Impeller Replacement on Mercury Outboard Mark Corke has just recently posted about an outboard water pump service. Oil changes are an important part of maintaining an outboard motor. Like mentioned above lower unit oil and engine oil small very different to. Mercruiser Lower Unit Tips at Sterndrives. Is there a difference between normal motor oil a marine oil apart from the price, I have heaps of different types of oil in the garage for bikes, cars etc I cant see why marine oil whould be any different when its doing the same job?. The oil that came out of the lower unit was the color of coffee with cream. The lower unit gear case oil on the Mercruiser Alpha One outdrive serves a very important function. If the copper water tube came free of its grommet hole in the upper case, remove it from the lower case housing and stick back up into the upper case grommet seal. DOWNLOAD 70HP (70HP) Outboard Repair Manual Download a 70HP outboard repair manual in seconds. The thing is that fluid that was leaking out the weep hole was clean green. ca offers a full range of parts including OMC Outdrive and Electric shift Outdrives for the Cobra, Stringer, 400, 800 We specialize in Stringer Electric Shift, Cobra and Mercruiser upper gearcase and lower unit repairs / rebuilds and carry a full line of used OMC parts. In my mind here is what I think has happened. Browse quality remanufactured lower units for Outboards or Sterndrives here today. Trim the unit to the top and block it up with sometning, remove the two hoses from one side ram and plug the holes then remove the block and let the unit fall. It's put out enough to leave a trail down the leading edge of the skeg and dripped onto the ground. Reverse gear - yes. When I dropped the lower I got this dirty fluid that ran down the shaft. Designed to operate at 25" to 27" (635 mm to 685 mm). Even as far back as the early 1980′s Mercruiser had the desire to develop a Marine Engine equipped with an automatic draining cooling system. Shift Crank Lever Unit for Mercruiser #1 Alpha and Gen 2 76865. If you are not certain, if the motor runs & the block does get so hot that you can not hold your hand on it for a minute or so, or the paint on the upper rear block starts to burn, the water pump is bad & needs replaced. Hydraulics are often used in applications that need a significant amount of force to be applied, or when large pieces of equipment need to be manipulated or rotated. It can leak in at the top of the gimbal ring where the steering shaft passes into the boat. Oil is coming out of the drain hole above the water intake holes. 0L Alpha1 260 hp, Mercury Mirage Plus 15x17p You most likely have a bad seal in the lower unit. Water in lower unit. Master Subject Index Preview Subject Author Year 10 quarts of oil mystery solved Mianieri 1000th Member Press Release Cutchins von Hofsten 110 Volt electrical service issues Caron Fry 110V electrical system recommendations Hunter 110v Outlet that had 220v Dahlen Traskos 110v to 12v transfer switch Thoroughman 12 volt bible for boats 12 volt. Download 1992 Mercury 50 hp (50hp) service manual instantly. After disassembling small fluid gasket still in place. Identify this hole please. Water is were it shouldn't be and this will eventually ruin the gimbal and sterndrive unit. 5hp Mercury) ready for the season is part of the process. Model SE116 replaces MerCruiser's Gen II I/O with Three (3) Year Unlimited Warranty. Look at outboard motors, stern drives, trolling motors, fishing motors, or jet ski motors. It’s usually located at the top of the lower unit or about halfway up the lower end. What's normal for gear lube consumption for the newer Alpha 1? I have a 2005 Bayliner 175 w/ Mercruiser 3. I noticed last week that I have a very small oil leak with oil leaking out of this hole (see attached picture). This new, purpose-built 4. Replace the water pump and 2. It properly installs the water pump seal on 70 and 90 models. 1975 Evinrude - lower unit I would like very much to have some guidance in replacing the outer shaft seal and in general, servicing the gear case on this engine. Mercruiser Bravo Sterndrive Upper Unit Dis-assembly - Duration: Lower unit seal replacement pt 1 of 3. If you need tips on replacing an older R-type Gimbal Ring just send us an email. Turned out I used the wrong water pump housing which caused oil to leak around the shaft and out the weep hole. Brands include Mercury, Evinrude, Johnson, Mariner, OMC, Volvo and more. ? The water pump doesn't seem to be leaking but I do have a leak under the engine in a place I can't get to. 0L Alpha1 260 hp, Mercury Mirage Plus 15x17p You most likely have a bad seal in the lower unit. June 14th, 2017, 01:38 PM I replaced the water pump assembly in the lower unit of my MerCruiser Alpha 1 sterndrive. !977 Johnson 115 hp Johnson. If all that fails. Not a lot maybe a few ounces. When performing an oil change, remove both upper and lower plugs. Do I also drain the engine oil? I saw a reference in one thread about a Mercruiser winterizing PDF. The oil that came out of the lower unit was the color of coffee with cream. and it was leaking air! Found out there was a little piece of fishing line stuck under one of the seals. there are 4 holes in lateral fin from hydrofoil being mounted, no big deal. It's put out enough to leave a trail down the leading edge of the skeg and dripped onto the ground. Neighbor has a Merc. Lower the sterndrive unit so that the propeller shaft is level. When I dropped the lower I got this dirty fluid that ran down the shaft. They bought out Outboard Marine some time ago. If the copper water tube came free of its grommet hole in the upper case, remove it from the lower case housing and stick back up into the upper case grommet seal. Put in an entire new kit, lubed everything up and installed the lower end Oil leaking our of "weep hole" in Alpha 1 lower unit. Heavy Maybe this is a stupid question (let me know if it is). I understand auto water pump weep holes. com: Welcome to the Internet's premier network of websites for marine engines. Mercruiser uses the cone clutch shifting on it's BRAVO series drives. Hello, I am about to replace the water pump in the lower unit of my Mercruiser Alpha 1. Give it a couple of hours to drain. I was wondering if perhaps the leak might be from the lower unit being filled to the very brim, perhaps on a cold day, and then sitting in the sun on a very warm day. Mercury & Mariner Lower Units. 5hp Mercury) ready for the season is part of the process. I have had lots of outboards and never heard of a lower unit weep hole. Connect the intake hose of the gear lube pump to the lubricant tube and feed the pump's discharge hose into the oil fill/drain bore. > I have a pre-alpha mercruiser (type MR) where I have the fill hole at > the bottom of the lower unit on the prop housing and the top vent hole. The lower unit on a Mercruiser Alpha or Bravo type stern drive can be low on oil because it wasn't filled to capacity when last serviced or because there's a leak in the system. Model SE116 replaces MerCruiser's Gen II I/O with Three (3) Year Unlimited Warranty. Sterndrive Replacement is a company unlike any other in the sale of aftermarket MerCruiser's Sterndrive , Alpha One Generation 1, Alpha One Generation 2, Bravo 1, our stern drive designed to replace Mercury Marine's Mercruiser®, Alpha One®, R, MR, Gen 2 and Bravo One® stern drives. Recheck this to make sure. When I dropped the lower I got this dirty fluid that ran down the shaft. Look at outboard motors, stern drives, trolling motors, fishing motors, or jet ski motors. Since you just posted this, I'm guessing you ran it with the muffs on with the engine having no boat weight load on it. > I have a pre-alpha mercruiser (type MR) where I have the fill hole at > the bottom of the lower unit on the prop housing and the top vent hole. Water in lower unit. After getting it off the oil seems to be coming from the exhaust so I cleaners it al. At this time also find the vent plug, but don’t remove it just yet. Have not investigated the lower drain as it was raining and I want to check it in the daylight to see whats been used before cleaning the hole ready for a new gasket. If I had pulled the lower outdrive off and filled it with oil at the same time I would have been able to see where the leak was comming from. FriscoBoater's. They tell you when the pump seal has begun to leak and your WP bearing is soon to fail. The only other thing i can think of is that it may be something leaking around the prop shaft, or there is somehting in the lower unit houseing that is cracked?. Our engines are engineered and built solely for marine duty. stern drive gear oil leaking out weephole So I'm not very mechanical, and my dad, who is, helped me replace the water pump (all of it) in my 1985 mercruiser alpha one stern drive. I hope it did not damage any of the seals. Serving both the United States and Canada, Boatparts. ca offers a full range of parts including OMC Outdrive and Electric shift Outdrives for the Cobra, Stringer, 400, 800 We specialize in Stringer Electric Shift, Cobra and Mercruiser upper gearcase and lower unit repairs / rebuilds and carry a full line of used OMC parts. I took the lower unit off and the square cavity that has the shift shaft seal was oily and I can see where the oil is dripping into the hole and out. Maybe it'll help you describe which hole you mean. There are various adaptors for the different models. Grees the bearing, check the shift boot, replace the impeller in the lower unit it it's been sitting that long it has to be dry rotted, believe it or not the carb should be ok if the gas didn't have ethanol in it. Remove My Lower Bearing Carrier. MerCruiser OEM Alpha 1 - Gen 2 lower unit O-ring. I understand auto water pump weep holes. 47):1 Replaces Mercruiser 43-18411A2 and 31-32573A1. Master Subject Index Preview Subject Author Year 10 quarts of oil mystery solved Mianieri 1000th Member Press Release Cutchins von Hofsten 110 Volt electrical service issues Caron Fry 110V electrical system recommendations Hunter 110v Outlet that had 220v Dahlen Traskos 110v to 12v transfer switch Thoroughman 12 volt bible for boats 12 volt. I bet I have some water in the lower unit. I've removed the lower unit (after 7 hours of pounding) and replaced the water pump. When the internal diaphragm leaks, fuel escapes through the weep hole to notify the vehicle owner of a malfunction. MerCruiser # 14 Service Manual. All the seals could probably be replaced in this 1972 clunker. Together, they cited 6 references. Looking to change the lower unit oil and not sure what to use. Some lower units have the drain plugs behind the propeller and under the sacrificial anodes. This hardworking device just needs some simple, regular maintenance to help it stay that way. Sea Ray is committed to elevating your boating experience with decades of expertise building the most sophisticated sport boats, cruisers and yachts on the water. Remove the lubricant level plug (top plug) and then remove the lubricant drain/fill plug (lower plug). I put copious amounts of waterproof grease on the latching cam and pushrod and a little on the shift shaft and drive shaft to prevent rust and corrosion. This item replaces Merc. i noticed today that on the right side of my outdrive a little oil was leaking from a tiny hole. This is the portion of the engine that sits below the surface of the water giving any motorized boat or outboard its momentum. 4l E-tec Rebuild Kit - 100. 3857794 $310. At this time also find the vent plug, but don’t remove it just yet. It was dirty around the water pump but no obvious signs of leaking. Ok, so I split the halves while on the boat. Purchase the complete drive or just the upper or lower depending on your needs. I bet I have some water in the lower unit. MerCruiser # 14 Service Manual. Model SE116 replaces MerCruiser's Gen II I/O with Three (3) Year Unlimited Warranty. All Engines YM-01253 Valve Spring Compressor This compresses the valve springs for valve removal. Find genuine factory OEM Mercury Marine, Mercruiser and Mercury Racing parts for your engine, sterndrive or Mercury accessory using detailed drawings and images. MerCruiser OEM Alpha 1 - Gen 2 lower unit O-ring. GLM11050 $1. DOWNLOAD 70HP (70HP) Outboard Repair Manual Download a 70HP outboard repair manual in seconds. Grees the bearing, check the shift boot, replace the impeller in the lower unit it it's been sitting that long it has to be dry rotted, believe it or not the carb should be ok if the gas didn't have ethanol in it. 20 bravo 3 drives. I found that the threads on the fill hole for the trim pump reservoir are the same as the threads as the lower unit oil fill hole! I was able to use the lower unit oil fill pump to pump just over 1/2 quart of oil into the trim pump reservoir. Hi, I have Mercury 70hp outboard 1980-81. How Do You Bleed a Mercruiser Trim Pump? To bleed a Mercruiser trim pump, fill the tank, and remove the lines from the trim cylinder and gimbal housing to drain the hoses. The lower left red line points toward the speedo pickup hole, it's right on the knife edge. end bridge. Sea Ray Boat Parts & Accessories. Lower Unit Drain Hole or Bad News? James Parker How To Change The Lower Unit Gear Oil In An Outboard Motor Mercruiser Alpha I Water Pump Inspection - Duration: 6:12. Is that right? If you have run your motor at low rpm without load in cold weather, it is completely normal that unburned black oil drips out of exhaust or drain holes in lower unit afterwards, almost every two-stroke I've had did that. Find more of what you love on eBay stores!. Most mercruiser dealers could borrow a pair to lend you or give them to you in as much as they are packing and throw away plugs. It is reproduced here on this blog, but I encourage you to go over to his blog site to read the whole story. has soaked in lube to the point the it wouldn't work anyway). When I dropped the lower I got this dirty fluid that ran down the shaft. If the drain hole in the lower unit (about 1/8" hole front and above round gearcase boss) is open and water drains out for upwards to a minute after you take it out of a barrel, that drains all the water in the exhaust housing along with the upper lower unit housing above the gearbox. That might force some fluid past a seal. Its internal mechanical workings put tremendous pressure on the lubricant inside. 7L 470 Marine Engine , while not equipped with an automatic draining cooling system did in fact have many of the features that lead to the systems in place today. To pressure test the lower unit once removed you would need to come up with a block off plate for the lube transfer tube that's built into the outer wall. on them ( leaks from the weep holes in the pump) I've contacted seaboard marine who supplied them to the mechanic who installed them. After getting it off the oil seems to be coming from the exhaust so I cleaners it al. The sending unit is located on the side of the intake camshaft housing on the 2. The venturi cluster is serviced as a unit. com, CNBM Brand, Fortune 500 company. Browse quality remanufactured lower units for Outboards or Sterndrives here today. On a Mercruiser 3. OEM Factory MerCruiser Bravo 3 outdrive lower unit Replaces Part Numbers: 8M0086825 1656-8M0086825 New part # 1656-8866G09 Will work for 1. There is alittle oil/lube coming from a small drain hole(not the screws). Com Glue (with bellows adhesive) the new water passage o-ring and the large u-joint hole o-ring into place. 9 2 stroke that is about 8 years old. Look at outboard motors, stern drives, trolling motors, fishing motors, or jet ski motors. Complete Mercury Mariner Lower Unit Overhaul, Specifications, Diagrams, Exploded Views & Service Repair Procedures for 1964 to 2004 Outboard Models, 2 Stroke & 4 Stroke. When the internal diaphragm leaks, fuel escapes through the weep hole to notify the vehicle owner of a malfunction. It should be light to medium brown in color, and at least translucent. This Site is best viewed in IE7 or newer and Firefox 3 or newer. I can't tell if its getting stuck on the copper tube or the drive shaft. Some features may not work as intended in your current browser. Removing your drive is not as hard as you might think. Drop the lower unit and replace the pump and impeller. Since I was going to change the lower unit fluid anyway and had it empty, I pumped it up. Sea Ray Boat Parts & Accessories. Trim the unit to the top and block it up with sometning, remove the two hoses from one side ram and plug the holes then remove the block and let the unit fall. Torque Master Lower Unit Blockoff Plug Install W/Pics. Hydraulics are often used in applications that need a significant amount of force to be applied, or when large pieces of equipment need to be manipulated or rotated. Fill from the drain hole with the upper hole open. 0L Alpha1 260 hp, Mercury Mirage Plus 15x17p You most likely have a bad seal in the lower unit. Requires (2) gaskets part # MC47-2799777. Removing your drive is not as hard as you might think. Barr Mc-20-60207 Mercruiser Riser Block Off Plate With Weep Hole Replaces 60207 Md Quick - $22. How can you tell if a water pump is bad on a 454 mercruiser marine engine. 0L I have gear oil leak on lower unit from drain holes and water intake after winter storage? Johnson outboard motor leaking from water port holes? Water leaking from spark plug holes on an outboard?. Get the best deal for Complete Sterndrive Outdrives from the largest online selection at eBay. Made in the USA, free shipping and the best warranty in the industry. Reverse gear - yes. In many cases, damage to an Alpha One prop shaft will damage both the lower and upper gear sets. In the case of Mercruiser's Water Distribution Housing while the feature does add complexity in one aspect it does simplify things in another. The latest serial number labels display a 2-digit number in a box at the lower right portion of the label. Should be same lower unit as f115. Ok, so I split the halves while on the boat. I ended up drilling out the hole and retapping it to fit a Mercury Marine plug. My question is, is there supposed to be water streaming out of that hole with the water ears on and engine running?. Trim the unit to the top and block it up with sometning, remove the two hoses from one side ram and plug the holes then remove the block and let the unit fall. [What's New!]. Wsm Johnson. Lower Unit Drain Hole or Bad News? James Parker How To Change The Lower Unit Gear Oil In An Outboard Motor Mercruiser Alpha I Water Pump Inspection - Duration: 6:12. In my mind here is what I think has happened. The trim pump works again and the lower unit raises and lowers. I just got the boat, its a 2006, and I don't know for sure when the last time the guy changed out the fluids. The engine and outdrive are Mercruiser 160's. Since 1998, iboats is the most trusted water lifestyle online store for boat parts and accessories, boats for sale, and forums. Try putting the lower unit in a garbage can filled with water. About Sterndrive Replacement. 330hp 454 twins bravo 1 outdrives stainless props all aluminum trailer with new hubs and great tires led lighting. Check for residual oil that could have been come from the top weep holes and run down along the top of the cavitation,plate while underway. Give the motor a few minutes to warm up. Attach a hose between the flushing attachment and a water tap. The engine and outdrive are Mercruiser 160's. Lower Unit Drain Hole or Bad News? James Parker How To Change The Lower Unit Gear Oil In An Outboard Motor Mercruiser Alpha I Water Pump Inspection - Duration: 6:12. and it was leaking air! Found out there was a little piece of fishing line stuck under one of the seals. Since 1998, iboats is the most trusted water lifestyle online store for boat parts and accessories, boats for sale, and forums. Find a 1/4" socket that has the same outside diameter as the new brass bushing/seal. , L4 & L6 Verado; 65-225 HP with large Metal Pump Housings Replaces Mercury Marine Quicksilver original equipment part. A lifestyle magazine focused around boating on the Gold Coast Queensland Australia. I was wondering if perhaps the leak might be from the lower unit being filled to the very brim, perhaps on a cold day, and then sitting in the sun on a very warm day. Johnson Evinrude Ficht E-tec V6 150 200 225 250 Hp Outboard Magnum Lower Unit. Mercruiser Drive Systems Sterndrive Exploded Views and Parts Listing View Cart Empty Cart Check Out : Search: Drive Shaft Housing (R/MR/Alpha One - s. This is where the gear lube is leaking out from. Just returned from fishing trip, motor ran great and tell tale looked like a fire hose. My Boat is a 1984 Mercruiser. Looking to change gear oil in my alpha one drive. After you put it up, the water evaporates, leaving the oil to run down and out the weep holes and the exhaust hub. We stock remanufactured and new gearcases for Mercury and Mariner 60 to 275 horsepower, 1979 to 2011. It is a drain hole for lake water only. i noticed today that on the right side of my outdrive a little oil was leaking from a tiny hole. June 14th, 2017, 01:38 PM I replaced the water pump assembly in the lower unit of my MerCruiser Alpha 1 sterndrive. Model SE116 replaces MerCruiser's Gen II I/O with Three (3) Year Unlimited Warranty. Download 1992 Mercury 50 hp (50hp) service manual instantly. The lower unit on a Mercruiser Alpha or Bravo type stern drive can be low on oil because it wasn't filled to capacity when last serviced or because there's a leak in the system. Lower Unit Seal Kit for all Johnson Evinrude V4, V6, V8 lower units after 1973 Replaces Johnson/Evinrude part #s: 5000411, 5006373 Mallory # 9-74106 BPI # 87600 $49. Requires (2) gaskets part # MC47-27-99777. 75 Ratio 20" Shaft **Prop is not included** Designed for boats with heavier loads and capable of speeds up to 85 MPH. Try putting the lower unit in a garbage can filled with water. That might force some fluid past a seal. Maybe it'll help you describe which hole you mean. I did one on an outboard that I had just picked up and hadn't had in the water. The latest serial number labels display a 2-digit number in a box at the lower right portion of the label. To know if your lower unit seals are bad, trim the engine down and remove the top lower unit lube screw. Figure 1 shows the typical location of oil drain and vent plugs. The gear lube leak in the starboard drive I have been experiencing was due to a crack in the case near the props. I noticed last week that I have a very small oil leak with oil leaking out of this hole (see attached picture). The lower unit weeps fluid out weep hole on starboard side. do I need to change the oil in the lower unit? and if so how? im going to change the oil in the engine itself but this is the first I've heard about changing the oil in the lower unit. The new plug threads in perfect!!. In either case, it's important to know how to add lower unit oil, called gear lube, to prevent damage to the components inside the outdrive. What is this extra 3rd oil fill or vent hole in the lower unit of your 40HP Mercury Mariner outboard at the gearbox area that is not shown in the shop manual? The top two holes are a fill level. Mercury TorqueMaster Lower Unit 1. So I am left with an aparrently functional lower unit with a deep gauge in the side. Like mentioned above lower unit oil and engine oil small very different to. Re: Oil coming out of two-stroke exhaust I currently have a 6year old 90 merc that spits instantly, a brand new 250 Suzuki that takes 30 seconds or so to pee when cold, and just sold another boat with a 200 Yamaha on the transom that would start peeing for over a minute--and I had that one since new. Most mechanical fuel pumps have a weep hole on the bottom of the unit. My Boat is a 1984 Mercruiser. For reference All Pictures on this page are taken from a 3. My lower unit seems to have a very small leak. I try to do my best to maintain them, and before creating this page I couldn't always remember all of the individual maintenance steps that needed to be done. Other than that, I suppose I could pull the bottom cowl off and see if the block piece the oil plug fits into, is a separate unit that screws into the main lower unit. wikiHow is a "wiki," similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Since you just posted this, I'm guessing you ran it with the muffs on with the engine having no boat weight load on it. How Can I Fix a Hydraulic Leak? Hydraulic systems are used in a variety of different pieces of machinery and equipment today. These premium products offer maximum protection and extend equipment life, and deliver increased performance. The one thing I have found however is that at an idle there is not much water blubbering out this hole. Without it, you go nowhere. 0L I have gear oil leak on lower unit from drain holes and water intake after winter storage? Johnson outboard motor leaking from water port holes? Water leaking from spark plug holes on an outboard?. Find Out Why I Have Higher RPM's Without Going Faster. There are a couple of things pertaining to the outboard cooling system. If I had pulled the lower outdrive off and filled it with oil at the same time I would have been able to see where the leak was comming from. Small amounts of moisture or oil around the weep hole is probably not a problem, but if there is significant leakage of water or oil, it's time to replace the water pump. There is a small lip that does not appear fully seated. 3 Mercruiser Motor. Browse quality remanufactured lower units for Outboards or Sterndrives here today. It is not fuel oil mix. I bet that it froze a bit and forced the lower unit oil out of the weep holes. 20 bravo 3 drives. Connect the intake hose of the gear lube pump to the lubricant tube and feed the pump's discharge hose into the oil fill/drain bore. Plus I was already soaking from the amount of water leaking from > the flush kit and out the engine exhaust. When trying to re-install it stops short leaving around a 1" gap. 47):1 Replaces Mercruiser 43-18411A2 and 31-32573A1. Ok so heres the deal I first notice the oil coming from the weep hole on the lower unit about two summers ago so I removed the lower unit to 1. The sterndrive should be removed for service every season. My lower unit weeps a bit of oil after running a while. Walmart normally carries that along with lower unit gear oil. What to do. Sterndrive Replacement is a company unlike any other in the sale of aftermarket MerCruiser's Sterndrive , Alpha One Generation 1, Alpha One Generation 2, Bravo 1, our stern drive designed to replace Mercury Marine's Mercruiser®, Alpha One®, R, MR, Gen 2 and Bravo One® stern drives. 95 Bearing, Needle Dealer Pack 50 For Johnsonevinrude 20-235 And 60 Evinrude 40-20. Since 1998, iboats is the most trusted water lifestyle online store for boat parts and accessories, boats for sale, and forums. Usually it only holds a quart ,so its not going to cost you much to verify one way or another. Allow the gearcase lubricant to drain into a suitable container. Don't forget to place the socket head screw in the lower unit for the trim tab. Mercruiser uses the cone clutch shifting on it's BRAVO series drives. Designed to operate at 25" to 27" (635 mm to 685 mm). I ended up drilling out the hole and retapping it to fit a Mercury Marine plug. Johnson Evinrude 75-90-115- 150-175-20 0-225-250 Anode Trim Tab Kit Lower Unit EI. Bought a used Mercury 9. Water in lower unit. 3L) 1998, this Service Manual has detailed illustrations as well as step by step instructions,It is 100 percents complete and intact. Lower Unit Drain Hole or Bad News? James Parker How To Change The Lower Unit Gear Oil In An Outboard Motor Mercruiser Alpha I Water Pump Inspection - Duration: 6:12. Upper D/S Hsg. Find Out Why I Have Outdrive Oil In My Bilge. Water Pump Impeller Replacement on Mercury Outboard Mark Corke has just recently posted about an outboard water pump service. Lower the sterndrive unit so that the propeller shaft is level. To know if your lower unit seals are bad, trim the engine down and remove the top lower unit lube screw. My thoughts are that I need to drain the lower unit like right now and then worry about pressure testing and such on a warmer day. Secondly, I'm not 100% sure but I'd say the mounting holes are different. Likely your T-Stat did not open up to let water pass through to the pee hole. Lower Grcs Rubild Kit Upper D/S Hsg. We build Mercury MerCruiser® Sterndrive engines and drives to power your life on the water. Trim the unit to the top and block it up with sometning, remove the two hoses from one side ram and plug the holes then remove the block and let the unit fall. Replacing Your R, MR or Alpha One Gimbal Ring Knowing your Gimbal Before attempting to replace your Gimbal Ring you need to determine exactly which gimbal you have.