Spec Clutches and Flywheels are manufactured on site using advanced methods under strict tolerances. Complete clutch kits are available with matched aluminum or steel flywheels for best performance. Spec Clutches and Flywheels have been used on cars from 300-1500+ HP with drivability in street or strip form. Single or Twin Disc clutch, Spec has the right application for your vehicle. Beefcake Racing is an Authorized Dealer for Spec Clutch Kits and Flywheels, call 1-855-827-7223.