Vincent Black Shadow and C bikes having 1⅛" Amal 289 carburettors and Series D bikes having 1⅛" Amal Type 389/10 units. While other contemporary motorcycles tended to be polished and chromed, founder Philip Conrad Vincent (PCV) decreed that the Black Shadow engine itself be black. The engine's signature colour was achieved by applying a "pyluminising" coating of chromate anti-corrosion primer over which a layer of Pinchin & Johnson black enamel was added. The part was then baked in an oven for 2 hours at . Although some have claimed that the black finish increased the rate of heat rejection from the engine, its
Black Prince Buses a new housing development was proposed. Black Prince was the last family-owned independent bus operator in Leeds prior to the takeover. In August 2005 a commemorative model of a Black Prince vehicle was released by Britbus. In January 2006, one of the replacement routes introduced by First was criticised for failing to serve the Lingfields estate. First stated that the service was not commercially viable. Black Prince's founder Brian Crowther died in February 2008. Black Prince Buses Black Prince Buses was a bus company based in Morley, West Yorkshire. Founded in 1969 as a coach firm, it expanded into local