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Piston Sizing for 850

Discussion in 'Norton Commando Motorcycles (Classic)' started by thunderbolt, Jan 4, 2019.

  1. bill


    Jun 1, 2003
    this was the standard way of doing it for years in most shop manuals. i don't see anything dodgy about it if you don't own a set of mics and a bore gauge.

    KiwiNeill likes this.

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