Part Type: Engine Cooling Fan Clutch. Manufacturer: Four Seasons. Notes: Notes: Standard Rotation; Optional Non-Thermal Fan Clutch; w/o AC. Standard Rotation Non-Thermal Fan Clutch. Fan Clutch. 1983 Chevrolet S10 Blazer Engine: 2.8L V6; Standard Rotation; Optional Non-Thermal Fan Clutch; w/o AC;.