Part Type: Engine Cooling Fan Clutch. Notes: Counter Clockwise; Severe Duty Thermal Fan Clutch; w/o AC. Reverse Rotation Severe Duty Thermal Fan Clutch. Fan Clutch. 2000 Ford E-450 Econoline Super Duty Engine: 5.4L V8; Counter Clockwise; Severe Duty Thermal Fan Clutch; w/o AC;.