KB Hypereutectic Piston 4.372" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc R10015L high grip palm and finger

high grip palm and finger panels afford dexterity without sacrificing comfort

The different sizes available are intended for a class of cars traveling at certain speeds

1-1/2 in Tube

Heavy-duty cradles accept wheel kits with 1/2" studs

1 Bottom / 1 Top / 4 Middle

KB Hypereutectic Piston 4.372" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc R10015L high grip palm and fingerProduct Description: Piston KB Series Hypereutectic 4. 372 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 8. 00 cc Mopar B Series 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