1981 GMC C3500 equipped with 7.4L V8 Gas OHV, 5.7L V8 Gas OHV, 4.8L L6 Gas OHV
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Rear
Thermal Expansion Valve with 9.53mm Inlet with Fixed Orifice Except Notched
1981 GMC C3500 equipped with 7.4L V8 Gas OHV, 5.7L V8 Gas OHV, 4.8L L6 Gas OHV
Rear
Thermal Expansion Valve with 9.53mm Inlet with Fixed Orifice Except Notched