KB Hypereutectic Piston 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 91929939 Add these new Ano-Tuff Speed

Add these new Ano-Tuff Speed Seal hose ends to your Speed Flex hose and the entire assembly is protected

3/8 in NPT Overflow

Pumper system and mount hardware not included

Stealthy Black Finish to blend with dark colored interiors

Fits AFCO GM Metric #AFC9850-6500 Hub Brake Rotor

KB Hypereutectic Piston 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 91929939 Add these new Ano-Tuff SpeedProduct Description: Piston KB Series Hypereutectic 4. 310 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Plus 17. 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