Archive for May, 2010

1934 250cc Royal Enfield Model BO Bullet
One of the first machines to carry the long-running Bullet model name, Royal Enfield’s sporting quarter-litre of 1934 is a tidy little machine with peppy performance. The ohv single engine’s sloping cylinder, twin port heads and  high-level exhaust pipes are typical early Thirties’ features. With a 65mph maximum, the [...]

1925 250cc BSA Model B ‘Round Tank’
One of BSA’s all-time best-selling motorcycles, the 250cc Model B was called the ‘Round Tank’ because of its cylindrical fuel and oil reservoir. During production from 1924 to 1928, 35,000 examples were sold. Keenly priced, the chain-driven Model B was light yet sturdy and very economical.
The 249cc side-valve [...]

1949 250cc CTS Python
Although CTS was assumed to stand for Chris Tattersall Special, the builder of this racer insisted that the S stood for his home town of St Annes, near Blackpool. The original CTS of 1931 had a JAP engine but in the postwar years, when machines were also supplied to other riders, they [...]

This magnificent one-litre Rudge V-twin tourer rejoined our display after undergoing some restoration work. It dates from 1921, when Rudge Whitworth first adopted all-chain transmission, used in conjunction with the company’s own design of three-speed gearbox.

The engine, with pushrod-operated overhead inlet valves and side exhaust valves, is essentially a doubling-up of Rudge’s successful 500cc single [...]