Chev 350 SBC Hays Hot Street Clutch Kit 10.5" Ext Balanced 86-93 # 93-1003This Hot Street Clutch kit fits 1986 1993 small block Chevrolet externally balanced engines. It offers ultimate Street Strip performance through matched components. A 10. 5 inch metallic disc with a 6 spring helix sprung hub provides the superior grip needed for the strip, while the matched diaphragm style pressure plate provides a pedal feel comfortable enough for the street. This provides 30% more clamping pressure and transmits that through a