PCV, EVAC or PUMP

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Re: PCV, EVAC or PUMP [Re: 68LAR] #3225675 04/07/24 07:43 PM 04/07/24 07:43 PM
Joined: Mar 2006 Posts: 9,871 MI, usa dvw master
dvw master Joined: Mar 2006 Posts: 9,871 MI, usa	Originally Posted by 68LAR Originally Posted by 4mopower At what point did you step up on a street driven BB. Is Evac usable on the street? would you use a oil catch with the Evac? Breather on one cover and evac on the opposite side? Or two evac's? I run an evac on my race/street stroker. It pulls 5 inches at idle. Two breathers, one on each side in valve covers. Been like this for at least twenty years with no issues. I would guess that a lot would depend on the cam specs. What I have works for my set up very well. How do you get 5"hg at idle with breathers? Doug

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