If your camshaft is worn out then more than likely you need new rockers as well. This aftermarket rocker arm is a direct replacement to the OEM right down to the adjusters. Even if your rocker is only slightly worn, the chrome plating is probably grooved or coming off. If you have the motor apart, this is the time to replace that exhaust rocker. Fits all Sportsman and Magnum 500 engines from 1996-2012. Fits all 1996-2013 Magnum and Sportsman 500 engines. Replaces Polaris Number(s): 3084913

FITS THE FOLLOWING MODELS: 

1997-'12 Scrambler 500
1996-'13 Sportsman 500

We make every attempt to ensure every items fitment is accurate. We do the testing on each item before its listed for sale to ensure fitment and quality. Items may fit multiple years and models listed. 30 Day Free Returns