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JE Pistons forged piston set for Big Block Chevrolet V8 applications — a set of eight .555‑dome pistons for race and high‑output street engines. Forged from 2618 aluminum in the USA, JE’s FSR geometry reduces friction and skirt width; accumulator grooves and skirt coatings are applied where useful to improve ring control and service life. Specified for a 4.375 in. bore with 43.0 cc dome volume and 1.645 pin spacing.
JE Pistons BBC .555 DOME Set of 8 Pistons
