KB Hypereutectic Piston 4.030" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 6.5 cc 42143 and the anti-fog coating on

and the anti-fog coating on the inside of the visor

Accepts divorced choke

Ram 3500 Pickup

1981-1985 Dodge B250

4-cylinders require one (1) coil pack

KB Hypereutectic Piston 4.030" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 6.5 cc 42143 and the anti-fog coating onProduct Description: Piston KB Series Hypereutectic 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 6. 50 cc Small Block Ford 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