4.3L Oil leak Front Oil Pan... Again!

jrampey

Petty Officer 2nd Class
Joined
Jan 22, 2005
Messages
157
The leak is back!!! I haven't posted in 2 years... boats been running perfect - until now!!!

See this thread: http://forums.iboats.com/mercruiser.../4-3l-oil-leak-front-oil-pan-area-460389.html

I've been dealing with oil in the sump for the past 2 weeks! After changing the oil and filters (myself)prior to getting on the lake after the winter - I saw the dreaded oil in the sump... arg! I hoped it was from over filling - dipstick registered full after the oil change, but I was hoping. washed out the bilge yesterday and went for a ride... dipstick showed 1/2 qt low prior to ride... more oil... arg!!!

I laid a mirror in the sump with a bright light and started looking - oilpan looked oily near the front - wiped it down with a clean rag and started the engine - after only 1 minute I saw a little stream of oil make its way down the front of the oilpan.

I'm retired now so I'll be taking the engine out myself... I have the manuals, this forum, and a lifetime of playing with engines, but I've never pulled an engine out of a boat. I also have a hoist and engine stand.

I have reviewed Achris' posts from 2011... I'd welcome any advise.

Thanks,

Joe
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
50,254
Re: 4.3L Oil leak Front Oil Pan... Again!

pulling a motor from a boat is not much harder than pulling a motor from a vehicle. the two hardest things you run into is a hoist high enough, and the alignment of the Alpha drive
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,088
Re: 4.3L Oil leak Front Oil Pan... Again!

The leak is back!!! I haven't posted in 2 years... boats been running perfect - until now!!!

See this thread: http://forums.iboats.com/mercruiser.../4-3l-oil-leak-front-oil-pan-area-460389.html

I've been dealing with oil in the sump for the past 2 weeks! After changing the oil and filters (myself)prior to getting on the lake after the winter - I saw the dreaded oil in the sump... arg! I hoped it was from over filling - dipstick registered full after the oil change, but I was hoping. washed out the bilge yesterday and went for a ride... dipstick showed 1/2 qt low prior to ride... more oil... arg!!!

I laid a mirror in the sump with a bright light and started looking - oilpan looked oily near the front - wiped it down with a clean rag and started the engine - after only 1 minute I saw a little stream of oil make its way down the front of the oilpan.

I'm retired now so I'll be taking the engine out myself... I have the manuals, this forum, and a lifetime of playing with engines, but I've never pulled an engine out of a boat. I also have a hoist and engine stand.

I have reviewed Achris' posts from 2011... I'd welcome any advise.

Thanks,

Joe

Ayuh,.... Chris will be along soon,.... He's fought that for Along time,....

Donno for sure if it's "Cured" or not,....
 

jrampey

Petty Officer 2nd Class
Joined
Jan 22, 2005
Messages
157
Re: 4.3L Oil leak Front Oil Pan... Again!

Anyone have any new ideas on this? Sure would like to know I won't be doing this again in 12 -24 months.
 
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