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JE Pistons forged eight-cylinder piston kit for 400 SBC applications with a .305-inch dome. Sized for a 4.130 in bore and 10.8 cc dome volume, this kit is aimed at builders seeking a durable, race-ready piston solution. Manufactured in the USA from 2618 aluminum, the pistons incorporate Forged Side Relief shaping to reduce skirt friction and mass; accumulator grooves and skirt coating options enhance ring sealing and lower wear for more consistent combustion.
JE Pistons 400 SBC .305 DOME Set of 8 Pistons
