On the street, or track, in the dirt and on the water, race after race, record holders in every class have proven the exceptional performance, durability and long term dependability of Hays Clutches. With more than 40 years of research, development and testing, Hays has emerged as the leader in clutch performance technology. With Hays Performance Clutches, you can be assured of a product manufactured from the finest quality materials and workmanship available.