Crankcase Ventilation

That's it ^^cheep H/P

 

One in every SBC I have built, since 1986. If trimmed, it works with roller lifters, too.

 

^^^ smart man ^^^ shit now we are giving away our speed secrets.

 

OOOPS! Forget I said anything. I was never here.

 

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Now thats funny!!

 

What I have been doing on the past few motors is go to the auto parts store and find a universal PCV valve and a grommet and drill a hole in the lower fill tube off the front of the intake and run vacuum to it it works great