Polaris Sportsman 570 QSC Clutch what spacer? December 28, 2015 For those guys/gals that have installed a qsc clutch wondering what spacer you have used, tire size other modifications. I have a an hmf slip on, hmf programmer, and air cleaner. I am running procomp 256 inch tires and do mostly trail riding. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related