KB Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc SC04201 1974-1985 Buick Century

1974-1985 Buick Century

GM Fullsize Truck 1973-80

15 x 10 in

This is a direct bolt-in

KB Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc SC04201 1974-1985 Buick CenturyProduct Description: Piston KB Series Hypereutectic 4. 040 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 5. 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