Tam,
I hate to disappoint you but this bike is far too nice to be any pre-war BSA that I know of. I think it just has a BSA BB and you are on your own as to what refined British builder built it.
Joe Bender-Zanoni Great Notch, NJ
Tam Pham wrote:
> I seem to have a thing for certain British brands. With cars it was
> Triumph
> and now with bikes it's BSA. Anyways, I recently picked up another old
> BSA
> frameset that seems to be very well constructed (particularly with
> regards
> to the thinned lugs) and could use some help in dating it.
> Unfortunately, a
> prior owner refinished the frameset with a poor rattle-can paintjob
> and the
> original markings are no longer known.
>
> The serial number stamped on the seat tube looks like it's 2101, and some
> photos can be seen here:
>
> http://www.chainedrevolution.com/
>
> Thanks in advance for any comments offered,
> Tam Pham
> Huntington Beach, CA