Part Type: Engine Cooling Fan Clutch. Standard Rotation Thermal Standard Duty Fan Clutch. Fan Clutch. Electronic Clutch?. : Non Electronic. Fan Bolt Circle IN: 3.25 in. 1973 Chevrolet Blazer Engine: 5.0L V8; Standard Rotation; Standard Duty Thermal Fan Clutch; w/ Standard Duty Fan Clutch;.
