I am under the impression that oversize kingpin bushings were only made for oversize kingpins. These kingpins were made to deal with the problem of a damaged axle bore. Thus the oversize bushings are only oversize in the ID.

1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed

My Chevy Master 4 Door is on the Road!