What CC is a BSA Bantam?

Published by Anaya Cole on

What CC is a BSA Bantam?

The BSA Bantam is a two-stroke unit construction motorcycle that was produced by the Birmingham Small Arms Company (BSA) from 1948 (as a 125 cc) until 1971 (as a 175 cc). Exact production figures are unknown, but it was over 250,000 and some estimates place the number closer to half a million.

How many BSA Bantams were made?

Made from 1948 until 1971, there were over 400,000 Bantams built, with many riders taking their first two-wheeled outings on the little BSA.

What is the rarest BSA Bantam?

Thus, the D13 may well be the rarest Bantam of them all. In spite of that, the BSA Bantam Club managed to find two examples as part of the club’s display at the Amberley Motorcycle Show in May. Enjoy more The Classic MotorCycle reading in the monthly magazine. Click here to subscribe.

What is the top speed of a BSA Bantam 175?

Catalogued only for the 1958 season, the first Bantam to feature an increased cylinder capacity of 175cc was the bored-out D5 Super. A higher compression ratio of 7.4:1 gave the model 7.4bhp and a top speed approaching 60mph, and changes to its appearance included a fatter style of tank, chrome wheels and handlebars.

Are BSA motorcycles reliable?

Unfortunately, its pushrod-operated, overhead valve design couldn’t quite match either the speed of the Triumph engine, and particularly the twin-carb ‘Bonneville’ after 1959, nor the handling of Norton’s legendary ‘Featherbed’ frame. Even so, the BSA proved popular due to its reliability, good looks and value.

Where is the frame number on a BSA Bantam?

FRAME NUMBERS Pre war: Frame Number is located on the front top frame member either by the front seat stay or by the steering head.

What engine is in a BSA Bantam?

The Bantam engines used a cast iron cylinder and a alloy cylinder head with offset spark plug for all engines up to including the D14 but with central spark plug for the later engines. The D1-D7 engines were similar to that of the D14 engine with the main difference being the use of a three-speed gearbox.

What was the fastest BSA?

The Spitfire
At introduction in 1966, it was the fastest standard BSA ever produced and the fastest standard motorcycle tested by Motor Cycle with a best run at 123 mph and average of 119.2 mph The Spitfire was used for travelling Marshalls’ course duties at the 1967 Isle of Man TT races.

What is the rarest BSA motorcycle?

Very rare 1936 BSA 750cc Model Y13. This is the rarest of the rare of BSAs: a barn-find OHV V-twin from the mid-1930s. The Y-13 was only built for three years (1936-38) and is a very handsome machine that is also very sophisticated and comes with great performance.

Which was better BSA or Triumph?

In terms of market positioning, BSAs were solid and reliable, while Triumph bikes were sold on performance. In practice, however, there really wasn’t much to differentiate them on the road, in spite of different philosophies. The Bonneville traces its roots to Turner’s 1937 500cc Speed Twin.

Did BSA motorcycles have matching numbers?

Frame and engine numbers will be the same assuming they match as they would of when they left the factory. Many early BSA unit singles prior to 1966 left the factory without matching engine and frame numbers. If your frame or engine numbers do not match, you can still use this system to date each frame and / or engine.

How much is a 1967 BSA Lightning worth?


Excellent $14,675
Very Good $8,980
Good $5,315
Fair $2,710
Poor N/A