Donald Campbell guise of Dunlop, BP, Smiths Industries and Lucas Automotive,Rubery Owen as well as many others, became heavily involved in the project to build the most advanced car the world had yet seen. CN7 was powered by a specially modified Bristol-Siddeley Proteus free-turbine engine of driving all four wheels. Bluebird CN7 was designed to achieve 475–500 mph and was completed by the spring of 1960. Following low-speed tests conducted at the Goodwood motor racing circuit in Sussex, in July, the "CN7" was taken to the Bonneville Salt Flats in Utah, USA, scene of his father's last LSR triumph, some 25 years
Triumph Speed Four 2006. Of those 1,011 were produced for the US market with a further 54 for Canada. This motorcycle has been compared to the following: Triumph Speed Four The Triumph Speed Four is a standard or streetfighter motorcycle made by Triumph from 2002 to 2006 as the naked, or non-faired brother of the TT600 sport bike introduced in 1999. The Speed Four has similar twin round headlghts to the Speed Triple, but a different frame and engine. The Speed Four has the clip-on handlebars of the TT600, rather than the motocross-inspired handlebars of the Speed Triple and other streetfighters. The Speed