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-   -   valve covers w/holes (https://www.racingjunk.com/forums/showthread.php?t=17696)

signsbyesa 06-29-2007 08:41 AM
valve covers w/holes
 
im going to run a vacum and was wondering if it's ok to get valve
covers w/holes or should they be no holes for sealed vacum?
thanx for any help :)

gyrogearloose 06-29-2007 06:36 PM
No Holes
 
You want to seal the engine as best as you can. No holes or air leaks if possible. A well sealed engine with a vacuum pump will give you a little more power.


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