KB Hypereutectic Piston 4.420" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.5 cc Hardware & Fasteners Parts & Accessories Large 48mm bore for maximum

Large 48mm bore for maximum control

Cork-Lam uses a metal core with cork-rubber material chemically and mechanically bonded on both sides providing a thicker-than-normal gasket with exceptionally good torque retention

1-1/16-IN - 10 Spl

5 in Length x 7 in Wide x 9

Hydraulic Release Bearing

KB Hypereutectic Piston 4.420" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.5 cc Hardware & Fasteners Parts & Accessories Large 48mm bore for maximumProduct Description: Piston KB Series Hypereutectic 4. 420 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 2. 50 cc Big Block Ford 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