Mercruiser alpha one lower unit leaking oil

My assumption is that they have replaced the oil but just not topped it up far enough or that there were air. I assume by the year that you have an Alpha 1 Gen 2 drive.

GLM Marine aftermarket parts oil passage seal for the Mercruiser Alpha 1 lower unit gearcase.

Mercruiser alpha one lower unit leaking oil. Take it apart again and make sure its still there and didnt fall out. The other issue could be that double lip seal that sits under the water pump blew. Either way your taking it apart again and I would recommend doing a pressure test on the unit before filling with gear oil.

Did the oil screw have a gasketwasher on it. If that is an Alpha and it is not leaking from the screw then my guess is you are due for a shift shaft seal and maybe bushing. May as well do the impeller while you are in there.

If oil is leaking out then water is leaking inThe main shaft seal in the lower is in the bottom of the of the pump housingIf you have done a water pump job you are right there just need to lift the pump housing off and change the oil lip seal. 11409 satisfied customers. HiI have a Bayliner BR 135 hp 30L year 2008 with a Mercruiser.

HiI have a Bayliner BR 135 hp 30L year 2008 with a Mercruiser Alpha One engineThere is an oil leaking beside the oil drain plugIt is like a small crack on the carterThe only way I. Ive rebuilt quite a few Alpha 1s and can give alot of advice. Feel free to post if you need any help.

An engine stand also works wonders for holding the drive. Spread the mounting fingers wider and use longer bolts to bolt the upper to the fingers. Oil leaking from the weep hole in the front of the case is most likely a worn shift shaft seal.

Ive read numerous thread on sites about the outdrive leaking gearing oil out of the drain holes on the lower unit. In my case a trolling plate was down while I drove the boat around normally and it appears im leaking oil out of the vents so im thinking it flexed something. I drove it another time and just added more oil but I havent drove it since any suggestions or ideas.

The lower unit gear case oil on the Mercruiser Alpha One outdrive serves a very important function. Proper oil level and quality insures that the lower end transmission gears and shafts have enough lubrication to spin freely and smoothly with no friction. Lower unit gear case oil also provides a cooling effect so the components do not overheat.

If it is coming out the exhaust cavity it could be several things. Water pump base o-ring on bearing carrier seal in upper unit. The water pump base is pretty easy but the others require special tools.

It is always best to pressure test the drive to find the source of the leak unless you can see it coming directly out of something. Changing Your Alpha Gear Lube These instructions should only be used as a supplemental guide to the factory Service ManualsYou will need. Large Slotted Screwdriver Oil Drain Pan 1 to 2 Quarts of the proper Drive Lube The Alpha One can use either Mercruiser Premium or Mercruiser High Performance Gearlube.

A Drive Lube Pump part 91-802891K2 New Drain Plug Gaskets part 12. 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. Replace the water pump and 2.

Find out where the oil is coming from. After getting it off the oil seems to be coming from the exhaust so I cleaners it al. Top Marine sells your Mercruiser sterndrive complete or lower and upper sterndrives alpha One Generation 1 generation 2 and bravo one lower units.

Replace them with these. Oil leaking from the weep hole in the front of the case is most likely a worn shift shaft seal. Basic Mercruiser lower unit re-sealing Lower unit oil seals gaskets and o-rings are replaced.

Prop shaft bearing is replaced. For all models all years. Please note if the propeller shaft is out of round by more than 005 it should be replaced.

It has a Mercruiser 50L Alpha. When I picked it up yesterday I saw this oil leaking out of the water intake on the sterndrive on both sides. Id appreciate comments and information as to what this means.

You most likely have a bad seal in the lower unit. The lower unit is fairly easy to remove if you are a do it yourselfer change the. When bolting the lower to the upper if this quad ring falls out of place or otherwise becomes damaged during the install oil will leak out of this passageway and flood the top of the lower unit which you would also see as oil coming out of the weep holes.

These are all areas that need to be re-inspected very carefully. Mercruiser ALPHA 1 had a nice shifting alpha 1 but noise was coming from between engine and lower unit. Removed out drive to replace gimble bearingsealdrive shaft bellows EX bellowsraw wate.

Mercruiser alpha I Gen II oil leak. I have a 1996 bayliner 2452 ciera just replaced the shift shaft seal put it back together started and ran for 15 minutes no sign of leaking. I let set over night with drip pan under lower unit next day about a teaspoon of oil in pan.

Dropped the lower unit AGAIN shift seal is good but now it seems to be. MERCRUISER Alpha One TRIM TILT FIX. I have a friend who has an Alpha One sterndrive.

A few hours after the last two services the alarm has gone off to say that the level of the gear lube is low. My assumption is that they have replaced the oil but just not topped it up far enough or that there were air. Video on how to change your Drive Fluid on a Mercruiser Alpha 1 Lower Unit.

The Boat is a 1998 Bayliner Capri 2050 SS with a 50 Liter V8. Mercruiser Alpha one upper gearcase repair video. Shows how to remove and install seal kit parts and tools required for the repairs.

If playback doesnt begin shortly try restarting your device. Videos you watch may be added to the TVs watch history and influence TV recommendations. Alpha 1 Gear Lube use problem.

I assume by the year that you have an Alpha 1 Gen 2 drive. Follow the hose from the gear lube reservoir back to the transom. There is a fitting that comes through the transom that the hose is attached to.

Either this fitting is leaking. GLM Marine aftermarket parts oil passage seal for the Mercruiser Alpha 1 lower unit gearcase. Alpha One Gen 2 Outdrive Parts Drawings Videos TC.

Electronics Marine 416 751-7326 home page. Watch how to replace the impeller and pump housing on a Mercruiser Alpha One Gen II stern drive. You can do it the right way and save money.