1-3/16 in. 18-spline input shaft, clutch disc only

Hays street/strip performance clutch discs are engineered specifically for high horsepower street vehicles in addition to occasional dragstrip use. Manufactured with premium quality, high burst strength woven lining to withstand heat and higher engine RPM, and riveted to a Marcel (A crimped plate between the friction materials that acts as a shock absorber) backing and heavy-duty sprung hub assembly to allow smooth engagement and steady torque transfer without chatter.