KB Hypereutectic Piston 4.070" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.0 cc 940002 1963-1970 Pontiac Tempest

1963-1970 Pontiac Tempest

Upper To Lower

(1) AN-08 to (2) AN-08 Male Flare Y-Block

1964-1979 Ford Ranchero

KB Hypereutectic Piston 4.070" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.0 cc 940002 1963-1970 Pontiac TempestProduct Description: Piston KB Series Hypereutectic 4. 070 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 6. 00 cc Small Block Mopar 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