BSA Parts List 1954 - 1957, B31, B32, B33, B34

Information

BSA Parts Catalogue for 1954-1957 Single Cylinder 350 and 500cc Models
Re-printed coil bound copy of the factory publication, A4 page size.

350cc B31 (road going) and B32 (competition)

500cc B33 (road going) and B34 (competition)

Covering Frame and Engine Numbers (at start of production year)

1954: Rigid Frame BB31-1386, BB32R-12 
          Spring Frame BB31S-5895, CB31-101
          350cc Engines: B31 Eng.BB31-6001, B32 Eng.BB32A-201
          500cc Engines: B33 Eng.BB33-2001, B34 Eng.BB34A-201

1955: Rigid Frame BB32A-201
          Spring Frame BB31S-12001, CB31-6001
          350cc Engines: B31 Eng.BB31-15001, B32 Eng.BB32A-251
          500cc Engines: B33 Eng.BB33-5001, B34 Eng.BB34A-301

1956: Spring Frame EB31-101, CB34-101
          350cc Engines: B31 Eng.BB31-22001, B32 Eng.BB32A-301
          500cc Engines: B33 Eng.BB33-7301, B34 Eng.BB34A-351

1957: Spring Frame EB31-, CB34-
          350cc Engines: B31 Eng.BB31-, B32 Eng.BB32A-
          500cc Engines: B33 Eng.BB33-, B34 Eng.BB34A-