This kit is designed to maximize efficiency for stock to 27" tire sizes. A fully adjustable kit for the primary clutch that includes two primary springs for engagement preference, as well as Quick Adjust Flyweights and hardware. Uses the stock secondary spring for most applications. Instructions include settings for the quick adjust flyweights for different tire sizes
PLEASE EMAIL US WITH YOUR VIN TO CONFIRM COMPATIBILITY AS SOME MODELS YEARS AND 570 VARIANTS HAVE DIFFERENT CLUTCH COMPONENTS