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Lower unit Mercruiser Out drive is leaking gear oil out the
lower unit Mercruiser Out drive is leaking gear oil out the water intake after replacing the water pump impeller… read more
Jason
Jason
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Vocational, Technical or Trade School
21,609 satisfied customers
I have a mercruiser alpha 1 outdrive my question is theres a
i have a mercruiser alpha 1 outdrive my question is theres a small drain hole at the bottom of the lower unit i believe to drain out any excess water from the pump I have a small amount of gear oil co… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I have a 1994 Mercruiser 3.0 L which is leaking gear oil
I have a 1994 Mercruiser 3.0 L which is leaking gear oil into the transom well, at the rear bottom. It appears to have filled a small cavity just above the drain plug and is leaking down the inside re… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
21,609 satisfied customers
I have a 1992 johnson 40 hp #j40elenm. My lower unit was leaking
I have a 1992 johnson 40 hp #j40elenm. My lower unit was leaking gear oil out the top tattle-tell hole, and it was time for a water pump change anyway, so I bought a seal kit and an impeller. My quest… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
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i have a 1996 Merc 150XL, model :(NNN) NNN-NNNND, Serical: 0G321207.
i have a 1996 Merc 150XL, model :(NNN) NNN-NNNND, Serical: 0G321207. I pulled the water pump to replace and while the lower unit and pump were off, I changed the gear oil. Once filled, the oil came ou… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I have a 98 Searay 185 with 4.3 liter merc, alpha one out drive.
I have a 98 Searay 185 with 4.3 liter merc, alpha one out drive. While running, gear lube seems to foam and back up into the lube monitor on the engine and then spews out of the cap. I had it checked … read more
James
James
Certified Marine Mechanic
Vocational, Technical or Trade Scho
4,094 satisfied customers
on my lower unit , i have taken it off but wondering if the
on my lower unit , i have taken it off but wondering if the drive shaft is damaged because i did have problem last weekend on river, but anyway i have taken off water pump housing cleaned it up , but … read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I have a Yamaha outboard motor year 2003, 50TLRB. I am in
I have a Yamaha outboard motor year 2003, 50TLRB. I am in a remote location where it is not possible to remove the engine from the boat or the boat from the water, therefore any work will need to be d… read more
Tan
Tan
MerCruiser Certified Technician
Certified Marine Technician
11,409 satisfied customers
I have a Mericruiser Alpha 1 (generation 1) stern drive. The
I have a Mericruiser Alpha 1 (generation 1) stern drive. The upper unit gears are completely stripped so I ordered a new upper unit. I removed the drive from the transom and when draining the oil I fo… read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
I have a 1989 250hp mercury offshore outboard, I have not been
I have a 1989 250hp mercury offshore outboard, I have not been in the water for awhile. Recently I have been getting an oil/water grey sludge mix coming out of exhaust and other water outlets while ru… read more
K. Kergan
K. Kergan
Inboard/Outboard Mechanic
Vocational, Technical or Trade Scho
1,031 satisfied customers
My 140 mercruiser started to overheat. I just bought the boat
My 140 mercruiser started to overheat. I just bought the boat and have no idea when the impeller was changed last. I am skilled with auto mechanics but outdrives are not my forte is an impeller change… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
I have a 2002 Chapparral with 4.3 V6 and Alpha 1 outdrive.
I have a 2002 Chapparral with 4.3 V6 and Alpha 1 outdrive. It is leaking a little gear oil where the lower unit bolts to the upper. I had to add a little oil to the reservoir. I checked the oil level … read more
mercmastertech
mercmastertech
Service Manager, Master technician
Technical School
249 satisfied customers
I have oil leaking out of the outdrive just above the plainers
I have oil leaking out of the outdrive just above the "plainers" above the prop. The boat has not been run for 4 years. What may be causing the leak ?… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
I HAVE A 1985 170 MERCRUISER W/ALPHA1 MR. I TOOK THIS UNIT
I HAVE A 1985 170 MERCRUISER W/ALPHA1 MR. I TOOK THIS UNIT APART TO RELACE THE WATER PUMP. I REPLACED THE BOTTOM SEAL IN THE UPPER GEARCASE HOUSING BECAUSE I DAMAGED IT WHEN I REASSEMBLED THE LOWER UN… read more
mercmastertech
mercmastertech
Service Manager, Master technician
Technical School
249 satisfied customers
I have a alpa one generationXXXXXand it is leaking
I have a alpa one generationXXXXXand it is leaking gear oil out of two small holes on the side of the unit and when i run the engine i have smoke coming out of the risers what could be the problem ? c… read more
briggs archer
briggs archer
master marine mechanic
Associate Degree
402 satisfied customers
I need guidance on replacing the water pump impeller on a 1998
I need guidance on replacing the water pump impeller on a 1998 Mercruiser Alpha One Gen II. Background: I have a 1998 Sea Ray 185 with a Mercruiser 4.3 with Alpha One Gen II drive. Two years ago the l… read more
Michael
Michael
master marine technician/charter captain
Vocational, Technical or Trade Scho
256 satisfied customers
I just rebuilt my water pump on my alpha one mercuirser and
I just rebuilt my water pump on my alpha one mercuirser and everything went together smoothly. When I put the ears on, it pumped normaly but I also noticed water seeping from behind the propeller and … read more
Pappy's Sales and Service
Pappy's Sales and Service
Vocational, Technical or Trade Scho
586 satisfied customers
I HAVE A 1990 3L MERCRUSER THE LOWER UNIT WAS REPLACED BY A
I HAVE A 1990 3L MERCRUSER THE LOWER UNIT WAS REPLACED BY A BOAT REPAIR SHOP. LESS THAN 2 YEARS LATER THE SEAL IN THE UPPER UNIT LEAK AND TOTALED THE UPPER UNIT. THE UPPER SEAL WAS NOT REPLACED WHEN R… read more
Larry B.
Larry B.
Marine Service Tech
High School or GED
574 satisfied customers
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