When we ran a full service chassis fab/turn-key hot rod shop a number of years ago, it was always useful to have threaded things around to weld into the frame for some kind of mount, etc.
Here’s a list of all our threaded things for your reference:
Front frame boxing plate, 1961-71 Dodge D100
Product Details
Brand: Welder Series
MPN: 680001
Country/Region of Manufacture: Canada
Thickness: 3/16"
17" long, fits inside the front frame section where the Mustang II crossmember installs. Fold the tabs using an adjustable wrench. They will let you clamp the boxing place secure while welding.
Priced each.
