BSA B31 timing case breather thread

Started by 750rideruk, 01 Dec, 2021, 20:25

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750rideruk

I need a helicoil for the timing case breather. Anyone know the size and thread i need Please?

Bess

Hi,
     Its a 5/8", 20tpi cycle.

Best wishes...

750rideruk

Thanks. You are a Star ( gold of course)!!!!

Bess