Bolt-on performance for aggressive trail riders, lake racers, cross-country racers or radar-run racers who have to be in front of the pack.
The most aggressive acceleration; reaches top speed quicker without losing dependability.
Delivers in all areas; tremendous low-end and mid-range performance increases.
Improves backshifting characteristics of the factory setup for smooth operation; keeps engine operating at correct rpm to keep power on tap when you need it.
Each is calibrated to its specific application to ensure uncompromised performance.
Helixes are 7075 T-6 aluminum; clutch springs made from highest-quality materials utilizing only a 5% tolerance; bushed/balanced weights.
Use of traction products highly recommended with this product.
Kits designed for 0 ft. to 2,000 ft. altitude.


*Free to the contiguous United States consisting of the 48 adjoining U.S. states plus Washington, D.C., on the continent of North America. Free is not available to non-contiguous states of Alaska and Hawaii, US Protectorates, or APO, FPO or DPO locations. Photos are for reference only. Actual product may differ from the item shown in photograph.