HKS Ductile Iron Piston Sleeve for SR20DET RoyalRoofTopTent RockJock's High Steer Knuckle Kit

RockJock's High Steer Knuckle Kit for JK Wrangler and Unlimited vehicles is a game changer that provides everything you need to get the job done

This kit includes one of our new Integrated Front Fairing Crossbars plus three standard Ruggedized Crossbars

Experience the freedom of the open road with our Off the Wall Pullover Windbreaker

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HKS Ductile Iron Piston Sleeve for SR20DET RoyalRoofTopTent RockJock's High Steer Knuckle KitHKS Ductile Iron Piston Sleeve for SR20DET. HKS ductile iron piston sleeve offers . 87mm piston to bore clearance for the SR20DET motor. Sleeving is often needed for high horsepower applications (usually over 500+ rwhp). Any piston bigger than 87mm will need to be bored out to spec by a machine shop. These sleeves will not work with stock 86 or aftermarket 86. 5mm pistons. These cylinder sleeves are recommended for race motors being built from the