What are the engine and frame numbers on a 1969 BSA?
Identifying engine and frame numbers, 1969 season onwards. Owners with late model BSA’s can easily identify the month and year of their machine as the factory adopted a dating system for frame and engine numbers for the 1969 season models.
What are the serial numbers for a 1912 BSA?
ENGINE NUMBERS 1912 Model Engine prefix Engine sequence Frame prefix Frame sequence 3.5 H.P. 2 SPEED — 5530 — 5351 4.25 H.P. 3 SPEED — 5530 — 5351 1914
Where is the frame number on a BSA a50c-101?
Frame No. – All A50C-101 The engine number is located on the left side of the engine, immediately below the cylinder barrel flange. The number is stamped onto a raised pad. The frame number is located for BSA’s 1969 and earlier on the left side of the frame, on the front engine mounting lug.
What kind of engine does a BSA car have?
We have parts for 120 and 220 cc engines, as well as the popular 320 and 420 cc engines. There is a lot of new old stock as well as 2nd hand parts available. BSA Power Units JavaScript support is not enabled in your browser.
Identifying engine and frame numbers, 1969 season onwards. Owners with late model BSA’s can easily identify the month and year of their machine as the factory adopted a dating system for frame and engine numbers for the 1969 season models.
When did the BSA model year change from B to C?
In 1969, BSA (exactly like Triumph) added a two-letter prefix to the actual engine number in order to indicate the month and model year but not the actual year of manufacture. Example A65 Lightning BC 56946. B (Month) = February / C (Year) = 1969 Below you will find BSA engine and frame numbers for all BSA unit singles produced from 1959-1973.
Frame No. – All A50C-101 The engine number is located on the left side of the engine, immediately below the cylinder barrel flange. The number is stamped onto a raised pad. The frame number is located for BSA’s 1969 and earlier on the left side of the frame, on the front engine mounting lug.