KB Claimer Series Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc H759C01XL 18 in H x 18

18 in H x 18 in W Jig-built For Consistency

a Must for Aftermarket Roller Cams

Universal catalytic converters require welding and/or fabrication and should be installed by qualified technicians

Designed for use with the Holley Dominator in-line fuel pumps or other high pressure pumps where return line is needed

and available in convenient 4-packs

KB Claimer Series Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc H759C01XL 18 in H x 18Product Description: Piston Claimer Series Hypereutectic 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 5. 00 cc Small 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