2001 Chevrolet C7500 Kodiak Engine: 8.1L V8; Standard Rotation; Severe Duty Thermal Fan Clutch;. 2009 Chevrolet C7500 Kodiak Engine: 8.1L V8; Standard Rotation; Severe Duty Thermal Fan Clutch;. 2002 Chevrolet C7500 Kodiak Engine: 8.1L V8; Standard Rotation; Severe Duty Thermal Fan Clutch;.