Valve sizes and Procomp Heads - Any good?

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Apr 18, 2007 | 12:10 AM

#16

roger dowty

Posting Guru

Joined: Mar 2005

Posts: 2,068

Likes: 0

From: western montana

i'm interested in your experience with these wanna be bad boys.

May 20, 2015 | 09:31 PM

#17

Toplait

More Turbo

Joined: Jun 2012

Posts: 520

Likes: 4

From: Deepwater Mo.

So how are th0se procomp cylinder heads doing?

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