Ford 302 OEM Style Main Cap Stud.
All Kevko stud mounted pickup tubes are based off this stud. If using a different mounting stud, the pickup tube may need to be modified to keep the proper pickup tube depth.
Bolt (Into block): 7/16"-14 UNC 3.125" Long
Stud (Pickup Tube Flange): 3/8"-16 UNC .625" Long