Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,980 pages of information and 229,093 images on early companies, their products and the people who designed and built them.
Viscount was a motorcycle produced in 1960.
This was a brief revival of the Australian Norvin - a 1953 marriage between a 998cc Vincent V-twin engine and a Norton Featherbed frame, known as the Viscount. It used the wide-line frame, Norton forks and a Manx front hub.
Lack of demand brought the project to an end.
The British Motorcycle Directory - Over 1,100 Marques from 1888 - by Roy Bacon and Ken Hallworth. Pub: The Crowood Press 2004 ISBN 1 86126 674 X