The SPEC Clutch Stage 5 Clutch Kits SO555 is a high-performance clutch kit designed for use in high horsepower applications. It is specifically designed for vehicles with significant power upgrades, such as turbocharged or supercharged engines, and is capable of handling up to 875 ft/lbs of torque. The kit includes a high clamp pressure plate, a high torque sprung hub and disc assembly, and a high torque disc. This combination provides increased holding capacity and improved durability compared to stock clutches. The Stage 5 kit also features a non-slip center hub design for improved engagement and a high-quality carbon semi-metallic friction material for increased heat resistance. This makes the SPEC Clutch Stage 5 Clutch Kits SO555 an ideal choice for high-performance vehicles that require a strong and reliable clutch.