KB Hypereutectic Piston 4.372" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc R10015L Nylon and Canvas Single Helmet

Nylon and Canvas Single Helmet Bags Included

1963-1964 Studebaker 8E7D

Dodge Challenger 2008-10

high grip palm and finger panels afford dexterity without sacrificing comfort

KB Hypereutectic Piston 4.372" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc R10015L Nylon and Canvas Single HelmetProduct 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