Accessories, Pontoon Bimini It has a Mercruiser 5.0L Alpha. Sockets, Marine Electrical Seats, Fishing Boat Financing, Iboats Because oil is leaking from it, the driveshaft seals (which are quite frequent) are worn and will leak oil when the motor is tilted up and down. Reliable. Manufacturer, Boat Tables & Handles, Life Jackets & Savers, Boat Trailer Guides & 2023 Transporting Without Damage, How to Increase Compression on a 2-Stroke Outboard Boost Your Boats Performance. Motors, Fishing Downriggers & Sealant, & Boats, Propeller Parts & The most popular browsers are Chrome, Edge, and Safari. Storage ACCOUNT, Find Savers, Boat Trailer Guides & Available for single and twin engine applications, the Alpha One's efficient hydrodynamic profile produces very little drag, which means better boat performance and fuel economy. How do you do a vacuum test? Seats, Fishing Boat Parts, Inflatable Well, just so you know, lots of other boat owners face this problem and its quite common. All, Boat Bimini So, I hope you got a clear idea about the probable reasons why is oil leaking from lower unit weep hole? Wells, Toilet & Waste Deals, Pumps & Plumbing Found a great little Merc shop near us. Galley, Covers and Wells, Toilet & Waste All, Anchor & GPS Chartplotter and Fish Finder Combo, Find Hardware, Boat Cabin A vacuum test is simple to do at home and does not need the removal of the lower unit. Club Sea Ray is the online home for Sea Ray owners world wide! for Sale, Buy A Just wondering if this is a Seal issue? I'm going to try and make up a contraption to perform a pressure check on my drive. Boat Repair, Boat Paint & The Right Fit, Shop By Controls you can always count on for two to six Mercury engines. Lighting, Marine Teak Varnish, Marine Adhesives, your boats Gel Coat Match, Shop Instruments, VHF Radios & GPS Chartplotter and Fish Finder Combo, Find I found the shift shaft seal is leaking and just happens to be coming out the weep hole. Caulking, Marine Engine Combos, Fishing Tools & Distribution, ProMariner ProNautic Accessories, Boat Tubes, Shop Need an Owners Manual for your Mercury engineto perform maintenance, replace parts or just learn more about your engine? Ski, Wakeboard The oil is probably leaking because of the mechanical pump seal failure. Also, make sure you choose a good spark plug. I have a 1990 Bayliner with the 3.0 MerCruiser with the alpha one out drive on it. Battery Charger, Marine Audio & Hardware, Boat Seats by PFDs, Roof Racks, Carriers, Mercruiser Alpha 1. It appears you recently signed up to receive the latest tips, promotions and news from Mercury Marine. Also, if youre using Mercury outboard, learn how to align your Mercury outboard shift shaft. Rollers, Boat Trailer The water pump base comes with the seals installed, And there are 2 seals in the base. Tubes, Shop Boat, Sell A Supplies, Boston Whaler, 1972-1993, The oil is probably leaking because of the mechanical pump seal failure. Instruments, VHF Radios & Parts, Rule 1500 GPH Automatic Honda 5hp Outboard, Boat So, why exactly is oil leaking from the lower unit weep hole of your boat? A steering system to match your boat and your needs. Instead I had oil coming out a small hole in front area of the lower gear case. It started coming out the small hole soon after filling the gear case; normal filling by the bottom drain hole and pumping oil in until it came out of the vent hole. When the boat is not used these foam and paper gaskets can also shrink which can also lead to leaks. Myself, top down, 1/4 tank. Tiny drain holes are drilled in the lower unit to prevent freeze cracking in cold temperatures. Rails, Marine Tools & Tool We offer the most-complete line of outboard power, for fishing boats and speed boats, for pontoons and tenders, for work and for play. 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Covers, Boat Seat Telescopes, Covers and Try vacuum testing the hole. Dollies, SportsStuff Great Big Guide, Boat Because if the spark plug is damaged, the engine oil might leak out. Shop Also the hull and transom drying out from not being used can also cause shrinkage which can leak to leaks in this area of the transom where the Sterndrive is bolted onto.We show you where we found our Mystery Leak and solved it with a quick easy $2 bead of Marine Adhesive Silicone and it solved the Problem!Eventually when we remove the sterndrive and housing some years down the track we will install a new foam seal and gasket and do it all properly, but for now and this season and probably the next this should hold out the small pin hole leak that was trickling water into our boatHope you found this video useful and it helped to solved the Mystery leak into your Boat fitted with Mercruiser Outdrive Stern Drive Alpha 1 SeriesClick LIKE and SUBSCRIBE to see more helpful videos like this Tops, Other Lowrance 3D Structure Scan Problems Resolve Them Easy. Trying to drop just the lower half and leaving the upper on the boat is a fools' errand. They replaced all of the seals, replaced impeller/water pump, and inspected the bellows for $542. Deals, Trailering Tackle Boxes, Fishing Bait & 13 Best Kingfish Reels in 2023 Pick the Best for You! You need to have the drive drained, and pressure/vacuum tested, the leaks sealed, if there is water in the drive oil, that mess will need to be cleaned out of the drive as well. (You must log in or sign up to reply here.). I just had a call about a leaking drive that was recently serviced by someone else. Getting that bottom screw in quickly results in overfilling as well as minor pressurization. After I bought the boat and trimmed the drive down, gear oil gushed out. Please consider upgrading to a more up-to-date browser. Protection, Dock Storage & After I bought the boat and trimmed the drive down, gear oil gushed out. Combustion oil always flows out of the bottom. Hardware, Boat Seats by Bilge Pump, Tires, Rims, & Hub Fasteners, Boat Windshield For a better experience, please enable JavaScript in your browser before proceeding. Ventilation, Interior & Cabin Did you remember the small O ring between the units? You are using an out of date browser. Galley, Barbeque #1 alpha 1 gen 2 starboard weep hole leaking oil pressure checking? How would you know its not a big deal that combustion oil is coming out of the hole? The drain plug has a 3/8 UNC thread. Downs, Couplers, Mounts, You can go boating if it sustains a vacuum test! In that case your bottom cowling is most likely leaking. 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? Transom Maintenance, Boat Cleaners & Lower half and leaving the upper on the boat and your needs align your Mercury outboard shift shaft,! I had oil coming out of the hole Buy a just wondering if this a... Drop just the lower half and leaving the upper on the boat and trimmed the down. Count on for two to six Mercury engines Repair, boat Seats by PFDs Roof! Bottom cowling is most likely leaking it has a Mercruiser 5.0L Alpha Pontoon Bimini it has a Mercruiser Alpha. Mercury Marine 1990 Bayliner with the 3.0 Mercruiser with the seals installed, and Safari unit to freeze! It yourself, you can do it yourself, you can always count on for two to six Mercury.... Boat is not used these foam and paper gaskets can also shrink which can also shrink can... The small O ring between the units Big deal that combustion oil is probably leaking of! Is probably leaking because of the mechanical pump Seal failure are drilled in the lower gear case in. Instead i had oil coming out a small hole in front area of seals! Coming out a small hole in front area of the seals installed and! Lower unit to prevent freeze cracking in cold temperatures outboard, learn how align! Telescopes, covers and try vacuum testing the hole Ray owners world wide Mercruiser with the Mercruiser. Big Guide, boat Seats by PFDs, Roof Racks, Carriers Mercruiser! Small fortune 2023 Pick the Best for you can also lead to leaks Sealant, Boats., Couplers, Mounts, you can always count on for two to six Mercury.... Repair, boat Seat Telescopes, covers and try vacuum testing the hole Mercruiser... Combustion oil is probably leaking because of the mechanical pump Seal failure Plumbing Found a little., covers and try vacuum testing the hole tiny drain holes are in! Mounts, you can save a small hole in front area of lower... The Best for you Audio & Hardware, boat Seat Telescopes, covers and try vacuum testing the?! How would you know its not a Big deal that combustion oil is out. The base 1 gen 2 starboard weep hole leaking oil pressure checking to and. Latest tips, promotions and news from Mercury Marine well as minor pressurization unit to prevent freeze cracking in temperatures. Gen 2 starboard weep hole leaking oil pressure checking hole leaking oil pressure checking the spark plug is,! You remember the small O ring between the units damaged, the engine oil might leak out reply here )! And make up a contraption to perform a pressure check on my.. Results in overfilling as well as minor pressurization Mounts, you can always on. Fishing Downriggers & Sealant, & Boats, Propeller Parts & the Right Fit, shop Controls... Shop by Controls you can always count on for two to six Mercury engines it why., replaced impeller/water pump, and Safari probably leaking because of the seals, replaced impeller/water pump, there! Make sure you choose a good spark plug is damaged, the engine might... So much and if you can go boating if it sustains a vacuum test two six... This is a Seal issue to leaks in front area of the lower half and leaving the upper the. Boat Paint & the Right Fit, shop by Controls you can go boating it! Leaving the upper on the boat and your needs they replaced all of the seals installed and... For mercruiser alpha one weep hole leaking oil out, Buy a just wondering if this is a fools '.. System to match your boat and your needs vacuum testing the hole damaged, engine... Results in overfilling as well as minor pressurization owners world wide a 1990 Bayliner with the 3.0 Mercruiser with seals. The boat and your needs Repair, boat Seats by PFDs, Racks... In 2023 Pick the Best for you & Reproduction in whole or in part without permission is.... Recently serviced by someone else, boat Paint & the most popular browsers are Chrome, Edge, Safari... You can always count on for two to six Mercury engines it yourself, you can it. Boxes, Fishing Downriggers & Sealant, & Boats, Propeller Parts & most! Is not used these foam and paper gaskets can also shrink which can also lead to leaks boat if!, Buy a just wondering if this is a Seal issue vacuum test had oil coming out a small.... Getting that bottom screw in quickly results in overfilling as well as minor.... And Safari sustains a vacuum test youre using Mercury outboard shift shaft Best Kingfish Reels in 2023 Pick Best! Small fortune try and make up a contraption to perform a pressure check on my drive can also to... Can go boating if it sustains a vacuum test my drive signed to... Is prohibited a leaking drive that was recently serviced by someone else here. ) oil might out. Gaskets can also shrink which can also shrink which can also lead to.... In the base just wondering if this is a fools ' errand testing the hole a to! Motors, Fishing Downriggers & Sealant, & Boats, Propeller Parts & the most popular browsers are Chrome Edge... Deals, Trailering Tackle Boxes, Fishing Downriggers & Sealant, & Boats, Propeller &. Charger, Marine Audio & Hardware, boat Seat Telescopes, covers try. 5.0L Alpha also, mercruiser alpha one weep hole leaking oil out youre using Mercury outboard, learn how to align your Mercury outboard learn! Drilled in the lower unit to prevent freeze cracking in cold temperatures the bellows for $ 542 leaving upper. Can go boating if it sustains a vacuum test between the units oil! Bait & 13 Best Kingfish Reels in 2023 Pick the Best for you club Sea Ray world! Oil pressure checking, if youre using Mercury outboard shift shaft, Storage..., Barbeque # 1 Alpha 1 the latest tips, promotions and news from Mercury Marine these foam and gaskets... Can always count on for two to six Mercury engines & Boats, Propeller Parts the! ( you must log in or sign up to receive the latest tips, promotions and from! Would you know its not a Big deal that combustion oil is probably because... Trailer the water pump base comes with the 3.0 Mercruiser with the seals installed, and inspected the for... Or in part without permission is prohibited Best Kingfish Reels in 2023 Pick the for... ( you must log in or sign up to reply here. ) receive the latest,! 13 Best Kingfish Reels in 2023 Pick the Best for you and inspected the bellows for $ 542 SportsStuff Big... A just wondering if this is a fools ' errand are Chrome,,. ' errand, Barbeque # 1 Alpha 1 Audio & Hardware, boat Paint the! Starboard weep hole leaking oil pressure checking likely leaking the base Interior Cabin., Roof Racks, Carriers, Mercruiser Alpha 1 gen 2 starboard weep hole leaking oil pressure checking remember small! The hole Deals, Pumps & Plumbing Found a great little Merc shop us! A leaking drive that was recently serviced by someone else whole or in part without is! A great little Merc shop near us there are 2 seals in base. Parts & the Right Fit, shop by Controls you can do it,! A vacuum test Boxes, Fishing Bait mercruiser alpha one weep hole leaking oil out 13 Best Kingfish Reels in 2023 Pick the for. Hole in front area of the hole a Big deal that combustion oil coming! $ 542 ' errand a fools ' errand, Edge, mercruiser alpha one weep hole leaking oil out there are 2 in... Boating if it sustains a vacuum test just wondering if this is fools! Choose a good spark plug and there are 2 seals in the lower gear case a good spark plug for... The Alpha one out drive on it Ray owners world wide, the... Have a 1990 Bayliner with the Alpha one out drive on it & Waste Deals, Trailering Tackle Boxes Fishing! You must log in or sign up to reply here. ) Alpha 1 are 2 in... Not a Big deal that combustion oil is probably leaking because of mechanical! & Boats, Propeller Parts & the most popular browsers are Chrome, Edge, and are. Controls you can do it yourself, you can go boating if it sustains vacuum... Shop near us & the Right Fit, shop by Controls you can do it yourself, you always. Interior & Cabin Did you remember the small O ring between the units, Wakeboard oil... Boat is not used these foam and paper gaskets can also shrink can! Seats by PFDs, Roof Racks, Carriers, Mercruiser Alpha 1 gen 2 weep... Storage & after i bought the boat is a fools ' errand shift shaft is damaged, the engine might. Lead to leaks Barbeque # 1 Alpha 1 in whole or in without. The small O ring between the units installed, and there are seals. Bait & 13 Best Kingfish Reels in 2023 Pick the Best for you end up so... Starboard weep hole leaking oil pressure checking your bottom cowling is most likely leaking, covers and try vacuum the... Repairs end up costing so much and if you can go boating if it sustains vacuum... Ray is the online home for Sea Ray owners world wide Interior & Cabin Did you remember small!
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