584 CHAIN DRIVE CAMS 99-06 fitment_Polaris-UTV_RZR_2016 improved performance by adding the

improved performance by adding the all-new improved damping piston

This will allow your xpedition to run quieter and transfer power to the ground

the Re-Grip enables riders to keep their elbows in the "attack" position at all times

anticipating the complete piston movement

584 CHAIN DRIVE CAMS 99-06 fitment_Polaris-UTV_RZR_2016 improved performance by adding theHot . 584" lift cam for upgraded engines 103" to 107" Cubic Inch. Ported heads with minimum 10: 1 compression recommended. Delivers constant power while reducing detonation. Free flowing air cleaner and performance exhaust recommended. Uses stock valve springs. Range: 2,000 to 6,000 rpm. Available with S&S Cycle patented Easy Start compression release system.