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Volvo AQ125B shooting oil from crankcase to carb

ableseaman

New member
A few weeks ago I brought this

A few weeks ago I brought this problem to the attention of the forum.
Had many responces and would like to let everyone know the outcome.
Removed engine from boat and took apart.
Main problem was a loose head bolt which caused severe blowby to the head via a leak in the head gasket.this caused excess presure in the block which forced oil thru the breather tube.
All internal parts are otherwise in excellent condition except some crown buning on two piston.
Will replace pistons and rings as needed and all gaskets etc.including the defective head bolt.
Thought this would be pf interest. Old Sailor
 
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