LS7 Asymmetrical FSR Flat Top Forged Piston Product Option:LS7 Asymmetrical FSR Flat Top Forged Piston Z4 - KN33-2070

Z4 - KN33-2070

of torque over a popular aftermarket manifold

This gives you racetrack shifts and shaves time off your ETs

TS-0401-1102

LS7 Asymmetrical FSR Flat Top Forged Piston Product Option:LS7 Asymmetrical FSR Flat Top Forged Piston Z4 - KN33-2070Hands down, the best forged piston for your high performance LS engine! Our Asymmetrical FSR (Forged Side Relief) forging is engineered for todays high power normally aspirated and forced induction LS engines. The exclusive asymmetrical skirt maintains a larger skirt area on the heavily stressed major thrust side, while reducing friction with a smaller skirt on the minor thrust side. The result is a high strength, lightweight piston that outperforms