One of the newest grinds in the CMS line-up. Perfect for the serious street warrior! These are not for the weak of heart! Must be used with aftermarket valvesprings and +.060" retainers. Ported heads required. PI intake required. 3.73 gears or more and 3000+ convertor for automatics. Tuning required. RPM range of 3500-6500.
.550"/.550" lift, 235/238 .050" duration, 108LSA