King of cobble/master of the broken bolt
FABO Gold Member
- Jul 22, 2017
- Reaction score
Get a 1/2” fine thread nut and weld it to the pan. End of problem. I would flatten the outside part some, to give a bigger sealing area. Actually i would likely make something in my lathe. I really dislike the oversize plugs. In many years i have been forced to use less than a handful.