Check for piston scrub; the rings rubbing off the cylinder wall.
2011 Sportsman 500HO. Bumpers, 2-up box.winch,26" pxt tires,windshield,gun boot,plow, heated grips & thumb, heated seat.
2003 Sportsman 700 twin. Bumpers,2"lift,front spring adjuster,26" mudlites, 2-up box, HID lights, winch, gun rack,plow.