A misfiring engine or loss of spark could simply be a bad spark plug cap. Replace it quickly and easily with this cap and wire assembly. The coil wire will simply thread into your original coil and you are back in business. This unit includes the replacement spark plug wire and cap (Coil itself is not included). Fits all 1995-2003 Polaris Magnum 425 and 500 models. Replaces Polaris part number 3084980.