Icon Premium Forged Piston Forged 4.350" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 4.5 cc H76203FM All plates have 19-1/2" center-to-center

All plates have 19-1/2" center-to-center chassis mounting holes

allows timing adjustments down to a fraction of a degree

These are not thermostatically controlled

121 cc Chamber

A carbureted fuel pump that allows you to step up your performance by maintaining optimal line pressure and delivering high volume

Icon Premium Forged Piston Forged 4.350" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 4.5 cc H76203FM All plates have 19-1/2" center-to-centerProduct Description: Piston Premium Forged Forged 4. 350 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 4. 50 cc Mopar RB Series Set of 8 Icon Pistons brings the same quality and performance you've come to expect from United Engine brands. ICON forgings are created at our in house facility, utilizing the latest innovations in piston forging technology. Each ICON piston is purpose built from the ground up for extreme high performance street or racing