KB Claimer Performance Series SB Chevy Dome Piston Set - 4.030" Bore - 3.480" Stroke - 5.700 Rod Length Sprint Car Engine Accessories Part of a Fully Engineered

Part of a Fully Engineered Swap System that Provides Optimized Component Clearances and Drivetrain / U-Joint Operation Angles

GM A-Body 1970-77

Dramatically reduces control arm flex

El Camino 1972-1968

KB Claimer Performance Series SB Chevy Dome Piston Set - 4.030" Bore - 3.480" Stroke - 5.700 Rod Length Sprint Car Engine Accessories Part of a Fully EngineeredAchieve 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.