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The JE Ultra Series 8‑cylinder forged piston kit for Chevrolet LT1 Gen V with a 4.070 in bore and 4.00 in stroke is intended for demanding LT1 performance engines. JE's proprietary Aligned Grain Flow forging boosts tensile strength for power-adder use. Thermal barrier crown and skirt coatings lower operating temperatures and friction; lateral gas ports and enhanced pin oiling preserve ring seal and lubrication, with thick-wall Trend wrist pins for strength. Made in the USA.
JE Pistons Ultra Series GM Gen V LT1 4.07in Bore/4in Stroke Set of 8 Pistons
