RaceTec AutoTec Forged Dome Piston - 4.5 in Bore - Big Block Chevy (Set of 8) 1000311 KSS-467070 425" long Hi-Tech 5/16" diameter

425" long Hi-Tech 5/16" diameter pushrods handle the requirements of today's all-out race engines

Two channel knock control sensor inputs for both one or two wire knock sensors

3 AN Male to 1/2-20 in Inverted Flare Male

LS7 or similar coils with 72mm bolt spacing

*This spacer should only be used when using the Series Four Gearset on a Series Three Carrier

RaceTec AutoTec Forged Dome Piston - 4.5 in Bore - Big Block Chevy (Set of 8) 1000311 KSS-467070 425" long Hi-Tech 5/16" diameterRaceTec AutoTec Forged Dome Piston 4. 5 in Bore Big Block Chevy (Set of 8) Product Description: Piston AutoTec Forged Dome 4. 500 in Bore 1. 5 x 1. 5 x 3. 0 mm Ring Grooves Plus 12. 60 cc Big Block Chevy Set of 8 RaceTec Pistons was founded by Wayne Brooks, and is his second venture into the piston manufacturing industry. In addition to owning a successful aerospace manufacturing company for years, Wayne was an avid racer. He has always modified