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Old 05-29-2021, 07:12 AM   #346
A model Thom
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Default Re: The Terry Burtz 5 main bearing engine blocks are back on track.

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Quote:
Originally Posted by Bruce of MN View Post
What is the benefit of fresh air in the crankcase?
If you have a pcv pulling a vacuum in the crankcase there needs to be a way for fresh to enter or you can start sucking in seals and gaskets
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