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JE Pistons forged eight‑cylinder piston kit for 440 Mopar big‑block applications with a 4.375 in. bore and dish crown. Built and machined in the USA, JE's design uses Forged Side Relief (FSR) to minimize friction and skirt width while optional accumulator grooves and skirt coatings improve ring seal and decrease wear. Intended for high‑demand domestic performance and restoration projects.
JE Pistons 440 MOPAR DISH Set of 8 Pistons
