KB Hypereutectic Piston 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 91929939 Fits AFCO GM Metric #AFC9850-6500

Fits AFCO GM Metric #AFC9850-6500 Hub Brake Rotor

consistent coil charging and a current control circuit protects against coil overheating

Unique Control Pack Harness Replaces Stock Body Harness

This wheel has a slightly larger diameter than most Banjo Style Wheels in the market today

Valve Size 2

KB Hypereutectic Piston 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 91929939 Fits AFCO GM Metric #AFC9850-6500Product 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