JE Pistons Ultra Series GM Gen III/IV LS 4.065in Bore/4in Stroke Set of 8 Pistons turn14-atp Manufacturer Part # : ACR-1050

Manufacturer Part # : ACR-1050

Supertech Opel/Vauxhall C20XE/C20LET 30x6

This collaboration model is Eventuri's first official collaboration item and is a completely limited edition item only available at J'S RACING

Updated anodized reaction shell for increased hardness corrects tooth wear issue common on 10R80s

JE Pistons Ultra Series GM Gen III/IV LS 4.065in Bore/4in Stroke Set of 8 Pistons turn14-atp Manufacturer Part # : ACR-1050Manufacturer Part # : 360771 Market Description Ultra Series forged pistons from JE are the industry? s strongest, most fully featured pistons available off the shelf. Offered for a wide range of domestic applications from LS to Big Block and HEMI to Ford Modular, Ultra Series pistons feature JE? s proprietary Aligned Grain Flow forging technology providing next level tensile strength ideal for the extreme cylinder pressures of power adder engine