Trick Flow HP Genx 64cc Top-End Engine Kits for GM LS1

Torque, Chevy, Small Block, LS1, Kit - Don't waste time trying to figure out which parts you need to get the performance you want--Trick Flow has already done the work for you! These GenX Top-End Engine Kits for GM LS1 are designed and dyno tested to deliver the performance you ...Torque, Chevy, Small Block, LS1, Kit - Don't waste time trying to figure out which parts you need to get the performance you want--Trick Flow has already done the work for you! These GenX Top-End Engine Kits for GM LS1 are designed and dyno tested to deliver the performance you want for less than purchasing the parts separately. Each kit includes a pair of Trick Flow GenX street/strip cylinder heads, a specially matched hydraulic roller cam, roller rocker arms, pushrods, head gaskets, head bolts, exhaust gaskets, and balancer bolt.