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The BSA Super Rocket was a 646 cc (39.4 cu in) air-cooled parallel twin motorcycle produced by Birmingham Small Arms Company (BSA) at Small Heath, Birmingham introduced in 1957. It was an improved sports bike member of the BSA A10 series of motorcycles which was developed from the BSA Road Rocket .
The Rocket Gold Star was introduced in 1962, using a tuned Super Rocket engine a Gold Star frame. [36] Gold Star tuner and dealer, Eddie Dow, had a customer that wanted to be supplied with a Gold Star fitted with a Super Rocket engine. BSA supplied a Gold Star less engine and a separate Super Rocket engine. Dow assembled the special.
A10 Super Rocket: 650 cc 1958 1963 Amal TT 'racing' carburettor and new "357" full-race camshaft A10 Rocket Gold Star: 650 cc 1962 1963 Special - tuned Super Rocket in a Gold Star frame. Known as "Gold Star Twin" in the US A50 Star: 500 cc 1962 1970 Also called "Star Twin" and "Royal Star" Called "Royal Star" in all markets from 1966 onwards
The BSA Rocket Gold Star (RGS) was a 646 cc (39.4 cu in) air-cooled parallel twin motorcycle produced by Birmingham Small Arms Company (BSA) at Small Heath, Birmingham. Launched in February 1962, it was one of the final range of A10 twins , using a tuned A10 Super Rocket engine in the double-downtube Gold Star frame.
The BSA unit twins were a range of unit construction twin-cylinder motorcycles made by the Birmingham Small Arms Company (BSA) and aimed at the US market. A range of 500 cc (31 cu in), 650 cc (40 cu in) and 750 cc (46 cu in) twins were produced between 1962 and 1972, [1] but they were really developments of the older pre-unit A7/A10 model range with less weight. [2]
The A10 had a reputation for reliability but was struggling to compete against the Triumph engines and the Norton Featherbed frames. [4] Advertised by BSA in 1956 as 'undoubtedly the world's greatest motor cycle' [5] the Road Rocket was discontinued in 1958 when it was replaced by the BSA Super Rocket. [6]
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All the three-cylinder engines (and the Rocket 3 motorcycles) were produced at BSA's Small Heath site, but final assembly of the Triumph Trident model was carried out at Meriden in Coventry. The major differences were the engine and frame: the BSA had an A65-style double-loop cradle frame (with engine mounted at a slant), while the Triumph had ...