Vincent Black Prince Vincent Black Prince The Vincent Black Prince was a British motorcycle made between 1954 and 1955 by Vincent Motorcycles. A year before the factory closed in 1955, Vincent produced the enclosed range of Vincent Black Knight and Black Prince. Philip Vincent described it as a "two-wheeled Bentley", and the enclosed Vincents attracted a lot of attention at the November 1954 Earls Court show. Quality problems with early production of the glass-fibre mouldings necessitated a replacement supplier causing delays. The last Black Prince left the Vincent production line on Friday, 16 December 1955. Falling sales of the Series C Vincent motorcycles
Vincent Black Shadow use Ferodo's MR41 linings, which was new on the Shadows. The primary instrumentation on Series B and Series C Black Shadows is a Smiths chronometric speedometer that from 1949 on was a large unit mounted almost vertically. Speedometers on domestic models are calibrated up to 150 mph, while export models are fitted with a 240 kph equivalent. Series D Black Shadows do not use the 5 inch speedometer but rather a 150 mph version of the ordinary S576/L instrument. While the Series B Rapide was not designed to be a racer, PCV felt that steady improvement was necessary and drew