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These valves are discounted to existing 4 Piston cylinder head owners and when purchased as a part of our CNC Cylinder heads
this is an essential upgrade for improving K-Series engine reliability under high G-forces
5mm available
Boostline connecting rod
you cannot see any wear on these guides after use
4 Piston B-Series Pro Stroker Kit Bore Size:84mm These valves are discounted to4 Piston Pro stroker kits feature H beam steel connecting rods and custom Wiseco pistons. You can choose your compression ratio up to 14. 5: 1. Combine this kit with our Outlaw B Series head and a good cam and induction for an easy 300+hp all motor.
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