JE Pistons 8-cylinder forged piston kit for LS engines. These asymmetric-dome pistons are supplied as a set of eight for a 4.010 in. bore with a 1.304 CD and 11.70 cc dome volume to set compression precisely. JE's proprietary Forged Side Relief forging cuts skirt width and friction; accumulator grooves and skirt coatings aid ring seal and durability. Forged from 2618 aluminum and made in the USA.
JE Pistons LS ASYM DOME Set of 8 Pistons