According to Chuck Schmidt's Campy timeline, the bolt circle was changed in
1967.
David Feldman
> I was just fishing through my boxes and was checking out a pair of older
> campy cranks. I know date stamping the cranks started in '73, but when
did
> they switch away from the 151mm BCD to a 144mm BCD? These cranks are
144mm
> and all that they say on the back of the crank is "170 strada." What's
the
> story?
>
> enjoy,
> Brandon"monkeyman"Ives
>
>
> Brandon and Mitzi's-- "Wurld uv Wunder"
> http://darkwing.uoregon.edu/
>
> Monkeyman's on going bicycle part garage sale <<<NEW LISTINGS>>>
> http://www.uweb.ucsb.edu/
>
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> Nobody can do everything,
> but if everybody did something
> everything would get done.
> -Gil Scott Heron-
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!