Fits all 1986-01 Mustang GT, 1993-98 Cobra with T-5 or T45 transmissions. Heavy-Duty diaphragm-type clutch with approx. 40% more capacity than stock Mustang unit. Nodular iron plate. OK to mix and match Ford Racing clutch discs and pressure plates but do NOT install a FRPP pressure plate with a stock disc or vice-versa as disengagement problems may occur. Installation of 10.5" clutch assemblies on 1979-85 vehicles equipped with 10" clutch requires new flywheel. Metric fasteners and dowel pins must be used with 10.5" clutches. Requires metric pressure plate bolts N602549-S51M and alignment dowel pins D1FZ-6397-B. Ford Racing kit M-6397-A302. Sold each.