Those square nuts are welded in place and you shouldn't need to wrench on them. The bolts come from inside the cab and they are 9/16"

Quote
quoting Squeeze: ..unless you're in a country where the drivers side is the wrong side
Wouldn't that be the right side


1953 Chevrolet 3600
Fried Green T'mater (Vern)
In the Stovebolt Gallery
Caution: Political Statement
Man who runs in front of car gets tired, man who runs behind car gets exhausted.