Part Type: Engine Cooling Fan Clutch. Standard Rotation Severe Duty Thermal Fan Clutch. Fan Clutch. 1974 Chevrolet G20 Van Engine: 5.7L V8; Standard Rotation; Severe Duty Thermal Fan Clutch; w/ AC;. 1974 Chevrolet G20 Van Engine: 7.4L V8; Standard Rotation; Severe Duty Thermal Fan Clutch;.
