KB Claimer Performance Series SB Chevy Dome Piston Set - 4.030" Bore - 3.480" Stroke - 5.700 Rod Length Sprint Car Engine Accessories 7L Hemi All

7L Hemi All

Bolt and Spacers kits are available separately

Zamp’s FIA 8853-2016 certified 6-point Seat Harnesses featuring 2" adjustable (pull-down) polyester belts

Dramatically reduces control arm flex

GM A-Body 1970-77

KB Claimer Performance Series SB Chevy Dome Piston Set - 4.030" Bore - 3.480" Stroke - 5.700 Rod Length Sprint Car Engine Accessories 7L Hemi AllAchieve maximum performance with high piston ring placement and low thermal conductivity. Top rings operate at higher temps and require slightly larger end gaps (4. 000" bore x . 0065" gap factor = . 026" total end gap). It is recommended that ignition timing be retarded 2 4 degrees. Sold in sets of eight with wrist pins. Coated skirts. Designated as O. E. relacement for engines manufactured in years Truck 69 78, Passenger Car 69 70, Corvette 90 91.