BSA B31 B32 B33 B34 M20 M21 2nd and 3rd spinning gear bush 66-3214
Remove sharp edges from gear bore before pressing in.
1000 grit emery paper should be suitable.
The bush will require finishing to size after fitting.
Horizontal honing is the best method.
The gear fitted to the mainshaft will require it's holes drilled.
If you are unable to fit and finish this bush, PES can do it for you for a small fee,
BSA M20 66-3214 2nd and 3rd gear bush PES
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