The JE Pistons forged kit for BBC 4.610in bore engines (set of eight) applies JE's racing-proven designs, forged in the USA from 2618 aluminum. Proprietary Forged Side Relief (FSR) forging reduces friction and mass while optional skirt coatings and accumulator grooves improve ring seal and reduce wear. JE machines each piston to engine-specific profiles for racing and high-demand applications and are made 100% in the USA.
JE Pistons BBC 4.610in Bore +.034 / 1.120 CH / 0.990 Pin - Set of 8 Pistons