Types of driving include street, drag, and autocross. For all mild to moderately modified naturally aspirated and power adder engines. (Also good for stock power levels and spririted driving when good daily drivability and extremely long life are the goal.) Stock-like daily drivability and EXCELLENT wear characteristics. High clamp pressure plate, pure Kevlar friction material and high torque sprung hub and disc assembly, bearing and tool kit. Holding torque capacity of 499hp.