KB Hypereutectic Piston 4.125" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 1530A13 1977-1983 Ford F-150

1977-1983 Ford F-150

Real-time ECU tuning - HP/Dominator ECUs only

Needle Response 0-Full Scale in 333 MillisecondsAuto Meter Gauges are the number one choice of professional racers worldwide

Shell surface also subjected to BARCOL hardness test for resistance to penetration

KB Hypereutectic Piston 4.125" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 17.0 cc 1530A13 1977-1983 Ford F-150Product Description: Piston KB Series Hypereutectic 4. 125 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Plus 17. 00 cc Big Block Chevy 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