1985 GMC C2500 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
1
16MM, ONE DIRECTION FLOW VALVE
1985 GMC C2500 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.8L L6 Gas OHV, 4.3L V6 Gas OHV
16MM, ONE DIRECTION FLOW VALVE