Heads with MS4 ?
Thanks !
http://www.texas-speed.com/shop/item...d=993&catid=20
Jason
Co-Owner, Texas Speed & Performance, Ltd.
2005 Twin Turbo C6
404cid Stroker, 67mm Twins
994rwhp/902lb ft @ 22 psi (mustang dyno) www.Texas-Speed.com
http://www.texas-speed.com/shop/item...d=993&catid=20

I'm confused i have the same cam and was told i had to run a stock size valve if i didnt want to flycut...so i can run these then?
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What kind of numbers could we see with the MS4 and the PRC 215s over stock 243s??
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Without flycutting PRC 215 is the best choice also check PRC LS6 Stg 1 I've testsd those and gained 15-20rwhp OVER STOCK LS6 HEADS

Awesome awesome price too.




