Need Help

trenedi2002

Cadet
Joined
Feb 28, 2008
Messages
13
Hey Guys

I recently took on a huge headache. My partner took my boat out 4 years ago over heated it and parked it. I was laid up and never got around to even touching it!! It is a 470 Mercruiser 170 horsepower 3.7 liter 4 cylinder. I just cleaned out all the old oil all the old gas and did a compression check and surprise all cylinders were between 122 and 130. I did drain out alot of water and old oil that looked like cottage cheese but with alot of patience i got it ready to try to fire, and believe it or not It fired right up ( I swear) !!!
and it idols really nice but seems like it knocks at high RPMs but i cant make it leak engine water into the oil it is water pumped in by the outdrive and noone agrees on what the problem is!!!

Please Help!!!

thanks alot

trenedi2002
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,148
Re: Need Help

Ayuh,.....

Double Post,....... The Other 1 already has answers posted...
 
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