Fitment InformationGeo Prizm GSi GAS FI (1990, 1991)Specs & Features Torque Capacity (ft/lbs.): 225 (Torque Capacity is measured at the Engine/Crank)Torque Capacity Over OE: 24%Disc Material: OrganicClutch Disc Diameter (Inches): 8.3Clutch Disc Diameter (Millimeters): 212Input Shaft Diameter (inches): 0.9375Pressure Plate Type: SportACT HD pressure plates: Boosted clamp load & extended life with a heat-treated diaphragm.Precision rigidity: Consistent performance with precision cover stampings.Heat-resistant discs: Premium materials for