Notes: Standard Rotation; Optional Heavy Duty Thermal Fan Clutch; OE Fan Clutch Height; w/ Heavy Duty Tow Pkg.;. Part Type: Engine Cooling Fan Clutch. 1990 Dodge W250 Engine: 5.9L V8; Standard Rotation; Optional Heavy Duty Thermal Fan Clutch; OE Fan Clutch Height; w/ Heavy Duty Tow Pkg.;.