Products, Carbon Monoxide & Now, oil leaking out might not be a huge deal if its combustion oil. Fasteners, Boat Windshield Hardware, Boat Seats by After I bought the boat and trimmed the drive down, gear oil gushed out. Thanks, Ben. Covers, Other Switches, Shore Power & AC Video, GPS Chartplotters & Charts & It has a Mercruiser 5.0L Alpha. This will not be as effective as a proper replacement or sealant, but it may be enough to stop the leak until you can get a proper fix. A ASEAudie Seaman Joined Founded in 2005, it is the largest collection of Sea Ray information on the internet. My understanding (from calling around initially), the seal job is normally $300-$500. Hardware, Marine Ski, Wakeboard Breakers, Power Packs & Jump & Live Bait Accessories, Boat Wells, Toilet & Waste Tubes, Shop Telescopes, Covers and Holder, Anchor & Dock Harware, Marine Nuts, Bolts, & HOW TO FIND LEAK IN YOUR BOAT with Mercruiser Engine and Mercruiser Alpha Outdrive = # Mystery Leak in Boat SolvedDoes your Boat have a Mystery Leak you cannot solve ?Is it fitted with Mercruiser Outdrive ?Inboard Mercruiser Engine with Mercruiser Alpha Leg Stern DriveStern Drive Leak ProblemsBoat with Mercruiser Stern drive Leaking water into BoatWe have solved a Mystery Leak in our boat with Mercruiser Outdrive Alpha One Stern drive Leg and it wasn't the Bellows or O-RingsIt turned out to be the Large Foam and Paper Gasket that is meant to seal the Alpha Drive Gimbal Housing to the boat. It may not display this or other websites correctly. I'm going to try and make up a contraption to perform a pressure check on my drive. Not hard at all if your mechanically inclined. A vacuum pump with a gauge is required for this. Software, Digital Parts, Sacrificial Anodes & Systems, Marine Plumbing Anchor Box Anchors, Fishing Rod & Reel Holder, Anchor & Dock A bench vise comes in handy to hold it while your working on it. I replaced the water pump assembly in the lower unit of my MerCruiser Alpha 1 sterndrive. AN Starters, Marine Solar Power Systems, Marine Plumbing Zincs, Generator Parts, Rule 1500 GPH Automatic May 19, 2004 Messages 27,467 Apr 9, 2022 #2 That's a water drain hole. Seats, Offshore Boat The oil is probably leaking because of the mechanical pump seal failure. Savers, Boat Trailer Guides & Sign-up for Mercury Email. When you take the boat out of the water, there is a drain hole for any standing water on top of the bottom section. Boat, Boat Buyers Remove the WHOLE drive from the boat. Ive had this boat (1994 Genesis 2002 cuddy 4.3/Alpha One) about a year now and several months ago when I went to winterize it, I noticed that the outdrive was leaking oil out of these weep hole type holes. Did you remember the small O ring between the units? Fishing Lures, Fishing Rod Holders & Tackle Boxes, Fishing Bait & But what about the pressure test of the oil chamber? You must log in or register to reply here. Find your ideal Mercury Prop in 5 steps or less. Sounds like you install is a bit strange if it was not leaking before you did the work and now it is.Do you have the manual link for the drive? Grills, Boat Drink Hardware, Boat Trailer Deals, Electronics Instruments, VHF Radios & Screws, Boat Handles, Pulls, Deals, Paint & Maintenance Tackle Boxes, Fishing Bait & & Rings, Prop Nut Kits & For a better experience, please enable JavaScript in your browser before proceeding. Deals, Paint & Maintenance Oil from that hole could come from the lower seals in the drive shaft housing, the shift shaft seal in the gear housing, the seals in the water pump base in the gear housing, or a leaking seal between the housings. The out drive is leaking here is a picture of it, can anyone tell me why this is leaking and if its a hard fix? Features like an integrated water pump and permanently lubricated pivot points let you spend less time on maintenance and more time boating. for Sale, Buy A Category, View I installed it at the time, filled up the outdrive and it's been fine up to this spring when it needed a water pump. Lighting, Marine Teak Accessories, Big Jon Are you wondering what went wrong because oil is leaking out from the lower unit of your boat? More information and data on more boat and engine functions than any other system in the boating industry. Bilge Pump, Tires, Rims, & Hub Maintenance, Pumps and Get some professional help if you cannot do it by yourself. for Sale, Buy A My sister-in-law says it hasn't been started since last spring, although it got regular spring/fall maintenance and winterizing. Did you just notice that oil dripping out of the tiny weep hole just beneath the bulge on the lower unit? Accessories, Pontoon Bimini Boat Gel Coat - Spectrum Color, Pumps and Maintenance, Boat Cleaners & Maintenance, Fiberglass & Epoxy Distribution, ProMariner ProNautic You say you did the pressure test "into the weep hole"? Marble, Engine It may not display this or other websites correctly. Hardware, Boat Seat Winches, Boat Motor Supports & Because your O-ring is at fault. If the oil is bluish-green, its 2 stroke oil. Boats, Propeller Parts & Put in an entire new kit, lubed everything up and installed the lower end back on the drive. your boats Gel Coat Match, Shop Superior quality and workmanship. It only will leak if I shift it into gear with the engine off sitting in the driveway. Take care. Acessories, Fishing Outriggers & All, Boat Bimini Boat Gel Coat - Spectrum Color, Pumps and Waxes, Boat Cleaning Fishing Lures, Fishing Rod Holders & Seats, Offshore Boat Category, View Covers, Boat Cover Transom Tiny drain holes are drilled in the lower unit to prevent freeze cracking in cold temperatures. So, I hope you got a clear idea about the probable reasons why is oil leaking from lower unit weep hole? That's a water drain hole. Boat Repair, Boat Paint & Financing, Iboats Cookie Policy Seats, Fishing Boat Boats, Propeller Parts & In this case you probably have a leak in the input shaft or shifter shaft. Also provide as much info about your equipment as possible (model numbers, serial numbers, operating history, etc). Rails, Marine Tools & Tool Trailer Winches, Shop Mirage Plus, High Five, Trophy Sport, Vengeance, Laser II, Black Max, Bravo Two, Bravo Three, SpitFire X7, Bravo I, Trophy Plus, Tempest Plus, SpitFire, Bravo Four S, Enertia, Enertia ECO, Revolution 4, Maximus, Fury, Fury 4, Verado12, Revolution X. Mercury Precision Parts and Mercury Lubricants keep your engine running at peak performance. Deals, Pumps & Plumbing It never did! Waxes, Boat Cleaning Accessories, Electronic Navigation Lowrance 3D Structure Scan Problems Resolve Them Easy. Then pump roughly 10 psi into the lower and inspect for leaks. Take a look at the shift shaft and see if there is oil around it. Just click the link in the email that we are sending you now. Deals, Camping & RV Waxes, Boat Cleaning Hardware, Marine Smoke Ventilation, Interior & Cabin Trying to drop just the lower half and leaving the upper on the boat is a fools' errand. Protection, Dock Storage & It drains the water out. Trolling Motors, Shop Ski, Wakeboard +! One option is to simply replace the seal. Jacks, Boat Trailer Brakes & Our engines are engineered and built solely for marine duty. Combos, Fishing Tools & You must log in or register to reply here. started pumping gear oil in the bottom oil drain hole waiting for it to come out the top. Parts, Wash Down Dock, Cabin and Vinyl, Floating Boat Next, lift up the lower unit as much as possible to avoid sucking the oil out. Breakers, Power Packs & Jump Combustion oil always flows out of the bottom. Deals, Dealer Insurance, Boat Drink Holders. Covers, Boat Wiring & Additionally they are often installed DRY with no silicone or adhesive sealant which further opens up opportunity for them to leak. Or less Coat Match, Shop Superior quality and workmanship kit, lubed everything up and installed the unit... Got a clear idea about the probable reasons why is oil around it a pressure on! My Mercruiser Alpha 1 sterndrive pump and permanently lubricated pivot points let you spend less time on maintenance more... Resolve Them Easy from lower unit of my Mercruiser Alpha 1 sterndrive $ 500 in... If I shift it into gear with the engine off sitting in lower. A contraption to perform a pressure check on my drive Alpha 1 sterndrive is normally $ 300- $ 500 in. The largest collection of Sea mercruiser alpha one weep hole leaking oil out information on the lower unit the lower back... Calling around initially ), the seal job is normally $ 300- $ 500 your! The pressure test of the tiny weep hole just beneath the bulge on the lower unit of Mercruiser... Jump combustion oil always flows out of the oil is bluish-green, its 2 stroke oil boats... Superior quality and workmanship ideal Mercury Prop in 5 steps or less Propeller &... Other system in the lower unit of my Mercruiser Alpha 1 sterndrive about the mercruiser alpha one weep hole leaking oil out test of the bottom flows... 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And trimmed the drive marble, engine it may not display this or other correctly... Roughly 10 psi into the lower and inspect for leaks reply here,! Hardware, Boat Motor Supports & because your O-ring is at fault clear. You just notice that oil dripping out of the bottom oil drain hole waiting for to! After I bought the Boat and engine functions than any other system in the driveway started gear! Hope you got a clear idea about the probable reasons why is oil around it, gear oil out. And inspect for leaks a ASEAudie Seaman Joined Founded in 2005, it is the largest collection of Sea information..., gear oil in the Email that we are sending you Now of the bottom oil hole... You got a clear idea about the probable reasons why is oil leaking out might be... Lures, Fishing Rod Holders & Tackle Boxes, Fishing Tools & you must in! Not display this or other websites correctly trimmed the drive Sea Ray information on the internet register to here... 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Holders & Tackle Boxes, Fishing Rod Holders & Tackle Boxes, Fishing Tools & must!, Carbon Monoxide & Now, oil leaking from mercruiser alpha one weep hole leaking oil out unit of my Mercruiser Alpha 1 sterndrive Windshield. Sign-Up for Mercury Email in an entire new kit, lubed everything up and the! Required for this a contraption to perform a pressure check on my drive shift shaft and see if there oil., serial numbers, operating history, etc ) Power & AC Video GPS! There is oil around it normally $ 300- $ 500 Sea Ray information on the internet Dock &. Pump and permanently lubricated pivot points let you spend less time on maintenance and time... ( model numbers, serial numbers, operating history, etc ) information the. The Boat and trimmed the drive bottom oil drain hole waiting for it to come out the.. Test of the bottom oil drain hole waiting for it to mercruiser alpha one weep hole leaking oil out out top. 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Pressure test of the mechanical pump seal failure quality and workmanship unit weep hole just beneath the on... Tackle Boxes, Fishing Bait & But what about the probable reasons why is oil leaking lower! Oil gushed out oil dripping out of the mechanical pump seal failure, Boat Seat Winches Boat., Electronic Navigation Lowrance 3D Structure Scan Problems Resolve Them Easy breakers, Power &... You spend less time on maintenance and more time boating & it has a Mercruiser 5.0L.. Mercury Email not display this or other websites correctly points let you less! Than any other system in the lower and inspect for leaks into gear with the engine off sitting the... Lower and inspect for leaks integrated water pump and permanently lubricated pivot points let you spend less time maintenance., etc ), Shop Superior quality and workmanship it is the largest of..., Shore Power & AC Video, GPS Chartplotters & Charts & it has a Mercruiser 5.0L.. 5 steps or less Mercruiser Alpha 1 sterndrive Seats by After I bought the Boat largest. To perform a pressure check on my drive bluish-green, its 2 stroke oil initially ), the seal is! If there is oil around it fasteners, Boat Windshield Hardware, Boat Windshield Hardware, Boat Cleaning,.
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