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On Aug 28, 10:40 am, wrote:
Ok i bought the boat with 5.7 mercruiser 1990 350 cdi . It has water
oil mix on the oil stik and it is not starting where shuld I start
looking. I did notice small water driping on the sides of manifolds

Today I removed intake and find out that the head is cracked. I will
take apart the rest of the engine and check if anything els is bad .
Do you guys know where can I buy used parts for 5.7 V8 1990 350 cdi

Any wrecking yard. Take the head with you so you can get a matching head.