A misfiring engine or loss of spark could simply be a bad spark plug. Replace it quickly and easily with this spark plug you would find at the dealer but not paying the extra cost. Replaces Polaris part number 3022559. Sold EACH. Fits the following models: 2001-03 Magnum 500 1998-99 Big Boss 500 2000-08 Sportsman 6x6 2001-05 Sportsman 400 1996-01 Sportsman 500 1997 Scrambler 500 1997 Xplorer 500 2000-02 Xpedition 425 2006-13 Ranger 500 Ranger 10 Series Ranger 11 Series PLEASE VISIT OUR EBAY STORE FOR THE FULL LINE OF POLARIS SPORTSMAN, MAGNUM, SCRAMBLER, AND RANGER PARTS 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. Returns are subject to 15% restocking fee.