KB Hypereutectic Piston 4.160" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.0 cc 931072 Hardened and black oxide finished

Hardened and black oxide finished

this unit is simple to calibrate and designed with the type of durability you expect in an AutoMeter gauge

This bolt on 409S stainless steel system for the 3

098 in Compression Thickness

1-1/2" Diameter Chromed steel case

KB Hypereutectic Piston 4.160" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 6.0 cc 931072 Hardened and black oxide finishedProduct Description: Piston KB Series Hypereutectic 4. 160 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 6. 00 cc Pontiac 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