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The Sunbeam Rapier is an automobile produced by Rootes Group from 1955 until 1976, in two different generations, the "Series" cars (which underwent several revisions) and the later (1967–76) fastback shape, part of the "Arrow" range.
The sportiest Sunbeam was the Rapier H120 model, though this shared its specially tuned Holbay engine with the Hillman Hunter GLS. Sunbeam Arrow, Sunbeam Break de Chasse, Sunbeam Hunter, Sunbeam Minx, Sunbeam Sceptre and Sunbeam Vogue were used for export markets where the Sunbeam name was more familiar or deemed more likely to succeed.
Holbay Engineering was a small family run British engineering company specializing in engine modifications and race tuning. Although they enjoyed much success during the 1960s and 1970s with their competition race engines, they are best remembered today for their work on the Rootes 1725cc OHV engines as used in the Hillman Hunter GLS and Sunbeam Rapier H120.
Coatalen's next engine was an enlarged Crusader and was called the Mohawk. The Mohawk was a V12, side-valve engine, and (like the Crusader) was initially built with an 80 mm bore, which was soon increased to 90 mm. With its initial bore it developed 200 hp, when enlarged to 90 mm, it developed 225 hp and became known as the Sunbeam 225. Short ...
It was powered by a 105.2 cu in (1,724 cc) four-cylinder engine producing 85 bhp (63 kW; 86 PS) net, 15 bhp (11 kW; 15 PS) more than the Minx thanks to its aluminium cylinder head and twin-barreled Solex carburettor. This aluminium head engine was produced for the Sunbeam Rapier. [3]
800hp Sunbeam Sikh V-12 water-cooled piston engine at the 1919 Paris Aero Salon. Sunbeam, Wolverhampton, England, started to build aircraft engines in 1912. Louis Coatalen joined Sunbeam as chief engineer in 1909, having previously been Chief Engineer at the Humber works in Coventry. The company quickly became one of the UK's leading engine ...
(Reuters) - Shares of Google parent Alphabet rose about 5% on Tuesday after it unveiled a new generation chip that the company said helped overcome a key challenge in quantum computing.
In 1969, a cheaper, slightly slower and more economical version of the Rapier (still sold as a sporty model) was badged as the new Sunbeam Alpine. All models featured the group's strong five-bearing 1,725 cc (105.3 cu in) engine, with the Alpine featuring a single Zenith-Stromberg CD150 carburettor to the Rapier's twins, and the Rapier H120's ...