Grind off the washers from the new dumb irons and weld on ones of the correct size. It's the usual fix for holes that have worn due to siezed spring eye bushes.
You may find if you buy Britpart spring eye bushes they are also a larger size, maybe for a modern metric bolt. Just a thought!
You may find if you buy Britpart spring eye bushes they are also a larger size, maybe for a modern metric bolt. Just a thought!