KB Hypereutectic Piston 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 26.0 cc - Big Block Chevy - Set of 8 H775C04XXL Throttle Blade

Throttle Blade

575 in Long

1967-1973 Chevrolet Chevelle

3 mm Diameter

Super Victor LS3

KB Hypereutectic Piston 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 26.0 cc - Big Block Chevy - Set of 8 H775C04XXL Throttle BladeProduct Description: Piston KB Series Hypereutectic 4. 280 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Plus 26. 00 cc Big Block Chevy Set of 8 Created from a high silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression ring locations, gas