KB Hypereutectic Piston 4.375" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 6.0 cc Helmet Air System Rocker Switch Panel 7/16-20 in Right Hand Male

7/16-20 in Right Hand Male Thread

Isky special oiling solid lifters are based on their popular 202-H Chevy and 382-H Ford designs

Does not work on manual shifting models

Product Description: Fuel Hydrometer Kit

KB Hypereutectic Piston 4.375" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 6.0 cc Helmet Air System Rocker Switch Panel 7/16-20 in Right Hand MaleProduct Description: Piston KB Series Hypereutectic 4. 375 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 6. 00 cc Oldsmobile V8 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