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
The Black Album (Prince album) that Prince had become too pop-oriented. It was his attempt to regain his Black audience. The 1987 promo-only release had no printed title, artist name, production credits or photography printed; a simple black sleeve accompanied the disc. On promotional copies, only a song listing and catalog number—25677—were printed on the disc itself. The commercial version was to only have the catalog number—printed in pink—on the spine. The original compact disc pressing was made by Sony DADC rather than WEA Manufacturing. After Prince became convinced that the album was "evil", he ordered it to be withdrawn a week before its release