KB Hypereutectic Piston 3.940" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc 13199901 Autometer GPS Enabled Speedometers

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KB Hypereutectic Piston 3.940" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc 13199901 Autometer GPS Enabled SpeedometersProduct Description: Piston KB Series Hypereutectic 3. 940 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