[/quote]I owned that very bike! Bought as an ex-demo from Coburn & Hughes after the mags had thrashed it. It was hugely overgeared until I upped the rear sprocket by 2 or 3 teeth. Best I ever got was 140ish down the A9. Of course I just had to vote for it

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a mate of a bloke I work with was South Wales 4 stroke champion on one of them in 1980 and another of his mates still has the bike

but he won't sell it
