Forced Performance EVO8 Cam BLOWOUT!
Is FP4R good on Stock head? Im installing BR HTA37R in couple weeks and I was thinking of changing my HKS280's to FP4R's.. Do you know how many hp would give me over HKS 280s?
My head is ported...but just by a local shop that is why I ask about the stock head.
My head is ported...but just by a local shop that is why I ask about the stock head.
Last edited by evovin; May 10, 2008 at 09:34 AM.



