Jesel LS1 LS6 Pro-J2K Adjustable Rocker Arm Kit, 1.70:1/1.70:1 (KPS-2004409T-170)

Jesel Pro-J2K LS1 LS6 adjustable rocker arm kit. 1.70:1 intake and exhaust ratios. Mowhawk profile, shotpeened surface finish, needle-bearing nose rollers, and threaded adjuster. May require modifying the valve cover rail for clearance. Will require modifying the oil baffles if used with OE valve covers, or the use of valve cover spacers, or the use of taller aftermarket valve covers. Each kit includes 16 rocker arms and all installation hardware. These rockers are made to order by Jesel and are NON-RETURNABLE. The delivery lead time for these rockers varies throughout the year. Please contact us for current information.