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JE Pistons Gen 3 Hemi 8‑cylinder kit fits the Mopar Gen 3 6.4L Hemi with a 4.090 in bore and a 4.1cc dome specification. JE combines decades of forged piston experience with features like the FSR forging design, accumulator groove options and skirt coatings to reduce friction and wear. Manufactured in the USA from premium aluminum, these pistons are intended for racing and high-performance domestic engine builds.
JE Pistons Gen 3 Hemi 6.4L Apache 4.09in Bore 4.1cc Dome 0.927in Pin Dia - Set of 8
