I had this same debate when I was looking at my 1930 !! I did find some very helpful info that I will post on here, they are in PDf and show the dimensions and basic description information.

Hope this helps out some... I used Step Bolts and ordered them from Fastenal.

Bolt Reference 1

Bolt Reference 2


1929 Chevrolet AC International - 4 Door
1930 Chevrolet AD Universal - Canopy Express Truck
Love the Antique Chevrolet's from 1928-1932
The Beauty, Simplicity, History, and the Stories they Tell
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