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.

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Trick Flow Cylinder Head, PowerPort® 290, Fast As Cast®, Assembled, 74cc Chambers, 138 Lb. Springs, For Ford 429/460, Each

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Trick Flow Cylinder Head, PowerPort® 320, Aluminum, Assembled, 122cc Chamber, 320cc Intake, For Chevrolet, Big Block, Each

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Trick Flow Cylinder Head, Super 23® 215, Fast As Cast®, Assy, 67cc CNC Chambers, 460 Spring, Ti Retain, Small For Chevrolet, Each

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Edelbrock Cylinder Head, Performer RPM, Aluminium, Assembled, 58cc, 176cc Intake Runner, For Dodge, For Jeep, 5.2, 5.9L, Each

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Trick Flow Cylinder Head, Twisted Wedge® 11R 190, Bare, 56cc CNC Chambers, Small For Ford, Each

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Dart Cylinder Heads Parts, Valves, Springs, Retainers, Locks, Guideplates, Studs, 2.300/1.880 in. Valves, 1.550D Spring, Kit

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