Threads are 7/16-20. The best way to get new studs is to take an old one out and take it down to the local parts store to match it up.

Or the Filling Station has two options. FS-631 and FS-631A They give dimensions for each that you could compare to your original studs.

Last edited by klhansen; 06/30/2026 9:10 PM. Reason: added more info

Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.