Ahhh any piston to valve contact is not good, period. 270's should not contact if installed correctly. They need to be degreed to insure proper clearance. The Comp 278's will not clear without the pistons notched.
__________________
True Blue 2002 GT Premium 4r70W
1/8 8.205@ 84.780
1/4 12.874@ 107.20
Bolt on's n/a
NMRA #7703
Dyno'd at Modular Depot 251 hp. 291 Tq.
4.30's, 3500 Stall converter, Steeda upper & Lowers, Tokico drag struts, M & M frame connectors, P & A valve body, C&L plenum, Accufab 75mm TB, Jet Hot Long tubes, Hooker O/R X, Steeda catback,SCT tune,Steeda pullies.
|