H/S CDI POLARIS

CDI box enhancements include one or more of the following: multiple spark, increased rpm redline or altered ignition advance curves

Advance curve allows ATV to rev at higher rpm and quicker rate

Also may be used to replace defective CDI box on stock machines

For ’00 Polaris Magnum 500, Sportsman 500 and Scrambler 500: This will replace the following OEM part #s only: 3085639, 3085564, 3085382, 3084691.