mercruiser alpha one gen 2 oil leak

Answered in 17 minutes by: 3/1/2023. Caulking, Marine Engine The Bayliner Owners Club is a gathering place for Bayliner Owners and prospective owners. So i basically need to reseal the upper and lower unit. Club Sea Ray is the online home for Sea Ray owners world wide! He said the drive oil leak was caused by the shaft seal, maybe a lose cover nut caused the seal to break. It'll make life much easier. Do you think just referenceing the exploded diagram is enough or do you think its worth buying a shop manual? Deals, Dealer Usually drives are resealed every 5 years . & Dock, Anchor Chains & Make sure the gear lube reservoir system is functioning as it should. The customer stated (and sent me pictures) that showed that green drive fluid was leaking between the upper and lower drives. My sister-in-law says it hasn't been started since last spring, although it got regular spring/fall maintenance and winterizing. The drive gets warm and the oil expands and some can get pushed out through the prop shaft seals. Received 8 Likes on 4 Posts. There is a tiny gasket between the upper and lower halves of the drive. I have a question on my mercruiser outdrive gear oil that seems to disappear from the resevoir. Deals, Trailering After getting the boat out of the water Monday, My buddy showed me that the shift cable bellows was broken. The sticker on the side of th . Boat, Sell A I dont know what it is about it being a boat that makes it more "scary" :laugher: Check over on iboats for the manuals. MERCRUISER ALPHA ONE GEN II UPPER BOX GEARCASE SEAL KIT | GLM Part Number: 87501; Sierra Part Number: 18-2644; Mercury Part Number: 26-88397A1 4.8 (16) $3155 FREE delivery Sat, Mar 4 Or fastest delivery Feb 28 - Mar 1 Only 8 left in stock - order soon. Drive fluid leak on 3.0 mercruiser 2.0-gctid799673. The upper seals and impeller stuff isn't hard and all the seals should only fit what they're intended for. My 1990 regal sebring mercruiser 4.3l alpha 1 gen 2 outdrive gears turned into butter since my oil leaked . MerCruiser impellers should be inspected once a year, or every 100 hours, and replaced as needed. A small leak has developed right at the end of the red pencil as seen in the photo. Copyright 2019 IBOATS. 1995 Sea Ray 185 Mercruiser 4.3 Alpha One. Helm Seats, Shop Zincs, Generator Locate the top vent hole oil plug on the lower unit side case. mercruiser greases products are widely available today, and we have reviewed them all. Ill look into getting those replaced. I am trying to find the correct connector. Watch your shift shaft and speedo tubing if it's internal. So my inexperience with the reservoir shows. Next, remove the side vent plug. When the boat is not used these foam and paper gaskets can also shrink which can also lead to leaks. Check the fittings, hose and transom housing fitting of that system to verify its not the source of the lube in the bilge. I cannot tell until I remove the gimbal housing. Show Less. It seems to be leaking mostly from the shift shaft seal now less from that small weep hole,there is a pretty big puddle now. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I don't want to just pull it. No matter what size or model of Bayliner Boat that you have or are contemplating, we have members here who have that same model and would enjoy discussing it in a friendly, welcoming environment. & Circuit Here's an Idea that I will try this weekend: CREATE 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. Maintenance, Fiberglass & Epoxy If water is leaking into the bilge and its not from an engine hose then its most likely the shift cable or driveshaft bellows. It could be a quick and easy fix. If it's leaking you probably need a new $1 or under gasket for that screw. I found that the gear oil is leaking from around the hose where it connects to the outdrive. Ok, either way, if in fact it is the seals, there are 2 areas where the seals are prone to wear, the most common is the upper seals (2) in the upper unit housing where the lower driveshaft passes through, and the other 2 seals are directly under your water pump impeller base housing..which is the lower unit driveshaft seals. This is what I found in the bellows and it is gear oil.Sent from my SM-J737V using Lake Ontario United mobile app, You need to be a member in order to leave a comment. im a Ford mechanic by trade so i have a good set of tools just wasnt sure if there were any must have tools to do the job. We have 3 different membership levels available. The vent hole plug will be high up on the lower unit case and marked accordingly. Sterndrive, Outboard Lower Unit - Sterndrive Engineering (SEI) offers Sterndrives for Mercruiser's Alpha One and Gen II And Lower Units for Mercury, Yamaha, Johnson and Evinrude Outboard Motors. (Alpha 1 Gen 2)(slid off the boat trailer and cracked) OUCH! Seems to drop about 1/8 inch per fishing trip. They aren't bad. Since you removed the drive you can tilt the bellhousing up to look to see if the tie is missing. How many special tools are required to do this? Thanks. I recently finsihed the boat and made a final video on my Youtube channel revealing the boat. The cost sounds reasonable IMO. Covers, Boat Wiring & Communication, Auto Pilot Plumbing, Anchor Oil leak on out 1995 Sea Ray 185 Mercruiser 4.3 Alpha One.Oil leak on out drive appears to be coming from weep hole on side of foot. Bilge Pump, Tires, Rims, & Hub The Right Tools. Breakers, Power Packs & Jump I've rebuilt quite a few Alpha 1's and can give alot of advice. Just an update and a couple of questions about my 2000 Bayliner capri. Savers, Boat Trailer Guides & I'd have them also do the u joints, an impeller and related parts/gaskets while they have it. I recently purchased a boat with a 2003 Mercruiser that has a gear oil reservoir in the doghouse. Manufacturer, Boat Tables & White streaks are an indication that you have water in your gear lube. Deals, Boat Seats This valve opens when the drive is installed and closes when removed to prevent the reservoir from draining. Rust on the u joints is not normal. Hey, it was very nice to finally meet you yesterday evening & glad you got it all put together & running again.. :bigsmile: A forum community dedicated to Powerboat owners and enthusiasts. Available to Order: Usually ships within 10 days. The classic source of water as you describe it is the lower shift cable bellows. pulled in is just filling the voids since I didn't pump past the vent screw.Sent from my SM-J737V using Lake Ontario United mobile app. The correct way is to pump oil in from the bottom until it comes out your top vent then put in the vent plug and keep pumping oil into the bottom to fill the oil reservoir and oil lines. . I only say this you think the leak is on the starboard trim cylinder. Kits, Seadog Stainless Steel Cup Cant tell for sure until I get it off. . mercury alpha I stern drive gear oil leaks through water intake vents and two vent holes near top of lower unit. Storage Trailer Winches, Shop at start of every season. 03-22-2017, 05:36 PM. The 12 oz. You are using an out of date browser. You really need to have the drive off, it could be just leaking from the O ring between the drive and gimbal house or it could be from the water hose which is loose or split, you can insert a hose pipe into the water passage when the drive is off to create some pressure to see where it leaks from. Yes thats how the problem originally started I noticed a bunch of oil in the bilge when the boat was just sitting in the garage and when I took it to the 1st mechanic he took the drive apart and said a lose cover nut was causing the leak but the 2nd mechanic didn't agree and said that would be impossible. It is rare for the hose to leak. A pressure test by a competent shop would be a reasonable start. 29 Apr 2013. read more Jason Marine Mechanic 25,417 satisfied customers There is drive line fluid leaking from the lower end (maybe Can you post a picture of where you are seeing the level decrease? Does this sound right? Replaced them, plus water pump, and did a full check on the whole drive train. Hardware, Boat Seats by Parts, Boat Tubing & Sockets, Marine Electrical The gear oil leak seems to be coming from the Valve that feeds the upper unit. Battery Charger, Marine Audio & HorizonblueDK Petty Officer 1st Class Joined Place a drain pan directly under the lower unit. Just bought boat and previous owner said Ask an Expert Car Questions Boat Mechanics Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Can you post a picture of where you are seeing the level decrease? If you have an alpha drive, the drain/fill hole is in frt lower. 2,254. This page was generated at 08:27 AM. White Streaks in your Gear Lube. I see gear lube in the u joint bellow which tells me the input shaft seal is leaking. This actually is quite a common occurrence when people do their own work and become a mechanic from watching a few Youtube video clips (LOL) Please check with us for your used parts needs, as we part out boats and motors on a daily basis. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Seats, Offshore Boat If you can direct me to any information on how this hose connects it will be appreciated. Axles, Boat Trailer Tie Guide, Boat The screw plug will sit countersunk and have a large slot . Re: Mercruiser Alpha One gen2 leaking oil, but where? My 1990 regal sebring mercruiser 4.3l alpha 1 gen 2 outdrive gears turned into butter since my oil leaked . Water leak in near where . I just got off the phone with our boatyard. ACCOUNT, Find Now, Shop Blocks, Marine Rollers, Boat Trailer Bearing Carrier Retainer Wrench 91-61069T. My input shaft seal was peeing in the drive boot. CSR is a member supported community. & Sonar, Trolling I should have continued to pump in more after I put in the top vent screw until the reservoir started to fill. I assume it is broken or maybe the hose is just leaking. Shop Wholesale Marine now! Myself, top down, 1/4 tank. Terminals, Marine Fuse Blocks & Rails, Marine Tools & Tool It appears to be around the end of the tilt ram whos fluid source is a pump mounted to the transom. For less than $20 you can usually pick up a Merc #6 service manual that covers Alpha Gen 1's and SS drives. I have had it out 2 times since. He said the whole thing is rusty from water getting into the drive for some time, he said he can't believe the 1st mechanic didn't say anything about it. The mechanic is making it sound like this is a really big deal so I asked him to write up a quote on what exactly needs to be fixed he said something needs to be sent somewhere to get recoated or resurfaced or something like that. I was told by a somewhat reliable sorce that it is the seals in the lower unit leaking but i have never had one apart further than to do a water pump so im not sure exactly which seals he is speaking of. This page was generated at 08:27 AM. For a better experience, please enable JavaScript in your browser before proceeding. Then filled the rest of the reservoir after some was pumped in from below. Shift shaft or input shaft seal, just did both on mine this year, need to get drive pressure tested to be sure. Boat Repair, Boat Paint & I have only pulled the alpha drive. It has a Mercruiser 5.0L Alpha. Cable, Marine Batteries & Drive/gear lube is the same thing. From the small holes on the side of the lower unit (are these - Answered by a verified Marine Mechanic . The pic youve posted is in fact the out drives gear lube reservoir. It's easy! All times are GMT-8. Login, Boats Accessories, Boat Lift Canopy Is this a Gen I? I have some oil in the bilge but it could have been from the 1st time and me not getting it all completely out. PFDs, Roof Racks, Carriers, Water can get into the drive from a bad seal or a bad oring. HiCustomer Happy to help. After that I installed it with a new bell-housing gasket, filled it up with oil from the bottom, until it ran out of the vent hole on PORT side. Since using the boat it has pulled in a full reservoir and 1/4 of gear oil so far. . I checked the fluid and it was a little gray but no raw water came out the bottom and it wasnt really milky so i topped it off and went out for a few hours with no problems. GPS Chartplotter and Fish Finder Combo, Find I just spent $200 for all seals and gimble and i forgot to get the big upper drive gasket so i have to back to action today. These are the top picks and the most-sold mercruiser greasess. I have not removed the hinge pins to remove the ring. Additionally they are often installed DRY with no silicone or adhesive sealant which further opens up opportunity for them to leak. Copyright 2017-2022 Big Lake Media LLC, PALMER, AK. After a few trips, the drive lube reservoir is empty. & I want to check the u joints while im there too if i have to take it out. In terms of Mercruiser Alpha gen outboards, Alpha gen 1 is comparatively cheaper than Alpha gen 2. Dollies, SportsStuff Great Big AN Tops, Other Drink Holders. Has maybe 50 hours on it, all of them with a drive shower. Hi all, I need some help I have a drive fluid leak on my 2013 Bayliner 175 with 3.0 mercruiser with alpha one drive somewhere. You did not state when you installed the vent screw & seal washer. Sent from my SM-J737V using Lake Ontario United mobile app. Greetings. Please take a moment to donate now. Parts, Inflatable I just had a call about a leaking drive that was recently serviced by someone else. Thank you very much for the replies. BTY your anodes need replacing. The Bayliner Owners Club is a gathering place for Bayliner Owners and prospective owners. Charts & All of the parts we sell have been used in freshwater only. Tackle Boxes, Fishing Bait & A bench vise comes in handy to hold it while your working on it. Gear lube is leaking from my Mercruiser Alpha One 3.0L. The gasket has a built in seal to prevent it from leaking at the bellhousing. Make yourself a drivestand. Okay, so your circle is a bit misleading. Accessories, Marine DC Power Plugs DESCRIPTION . Location. Replaces MerCruiser Gen 2 alpha outdrives 1991+. how bad if I continue to use as is. Financing, Iboats All times are GMT-8. JavaScript is disabled. I highly recommend getting the Mercruiser manual. Any help here? #40 18923 FITTING (1 required per assembly) 22-18923 - Fitting [ More info ] $14.00. Available to Order: Usually ships within 10 days. Hank's old enough to have forgotten more than I know, Yes, going to pull it today to check.Sent from my SM-J737V using Lake Ontario United mobile app, As expected, Hank was right. Hardware, Boat Trailer