CDI box enhancements include one or more of the following - multiple spark, increased rpm redline and altered ignition advance curves Advance curve allows ATV to rev at higher rpm and quicker rate Also may be used to repldefective CDI box on stock machines This Item Fits the Following Applications: 2003-2006 Polaris Sportsman 90 2003-2006 Polaris Predator 90 Features: CDI box enhancements include one or more of the following - multiple spark, increased rpm redline and altered ignition advance curves Advance curve allows ATV to rev at higher rpm and quicker rate Also may be used to repldefective CDI box on stock machines Item Dimensions: 1. 5" L x 4" W x 4" H.
