the pointy end is the bow
Join Date: Aug 2006
Location: La Conner, Washington
Thanked 27 Times in 26 Posts
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I don't know what volvo motor you have, but we have a Volvo D-6 Diesel in our work boat. There is a filter in the crankcase breather hose before it get's recycled into the air inlet. I suppose if that filter were to plug up it could develop some crankcase pressure.
1983 Fraser 41
La Conner, WA
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Boating for over 25 years, some of them successfully.