Just because they are bigger CFM head's doesnt mean they are going to give you alot of power..
Lesson for you to learn i have a set of LS-6 Head's that aren't going on my car instead i am opting for 5.3 Heads because they will make more power with my set-up
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2002 Z/28 = Firemutt Racing 370 w/ Cam, Trick Flow heads, TPIS 90mm Intake & 90mm T.B., Vigilante 3600 t.c., Michael's Transmissions Built 4L60E.
QTP Headers, Mufflex Stainless Y-pipe, Pypes Performance Exhaust, Moser 12-bolt w/ 33 spline axles,Truetrac & 3:73's., Spohn.
Cartek Tuned...
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