JE Pistons eight-piece forged kit for 427 BBF builds, 4.250 in. bore, 1.670 CD and a 2.5 cc dome profile. Intended for high-output domestic big-block applications, this set provides exact fits and combustion control for tuned engines. Forged in the USA from 2618 aluminum, JE employs Forged Side Relief, accumulator grooves and optional skirt coatings to lower friction, limit ring flutter and sustain reliable ring sealing under severe duty.
JE Pistons 427 BBF DOME Set of 8 Pistons