GM Water Pump Fan Pulley Carburetor Stud Bolt Supply
$2.17GM Water Pump to fan double end stud bolt. Threads Measure: 5 16 -24 fine thread x 5 8 Long 5 16 -18 course thread x 3 4 Long 1-1 2 overall length Grade 8 Medium Carbon Heat Steel Fits: GM all 1959-1985