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The JE Ultra Series forged piston for Chevrolet LS Gen III/IV with a 4.075 in bore and 1.304 compression height is a single right-side flat-top piston built for high-power applications. JE's Aligned Grain Flow forging, thermal barrier crown and skirt coatings, lateral gas ports and optimized pin oiling enhance strength, thermal control and ring seal. Premium Trend Performance wrist pins and all-USA manufacture complete the package.
JE Pistons Ultra Series GM Gen III/IV LS 4.075in Bore 1.304 CD (Right Side) - Single Piston
