BSA Owners' Club Workshop Discussions

The BSA Workshop => Singles => Topic started by: MICKREEVES on 22 Aug, 2017, 08:50

Title: C15 bore size.
Post by: MICKREEVES on 22 Aug, 2017, 08:50

A quick question.
C15 bore is 67 mm. Mine is plus 40 thou. = 68 mm?
Is this correct?
I have found for sale, a 10:1 piston with a 70.85 mm OD.
Mick

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