Part Type: Engine Cooling Fan Clutch. Standard Rotation Thermal Standard Duty Fan Clutch. Fan Clutch. 1979 GMC G3500 Engine: 4.1L L6; Standard Rotation; Optional Standard Duty Thermal Fan Clutch; w/o AC;.
Auto Plus/Hayden 2765 Cooling Fan, Clutch and Motor - Engine Cooling Fan Clutch
Auto Plus/Hayden 2676 Cooling Fan, Clutch and Motor - Engine Cooling Fan Clutch
Auto Plus/Hayden 2557 Cooling Fan, Clutch and Motor - Engine Cooling Fan Clutch
Auto Plus/Hayden 2664 Cooling Fan, Clutch and Motor - Engine Cooling Fan Clutch
Auto Plus/Hayden 2565 Cooling Fan, Clutch and Motor - Engine Cooling Fan Clutch