120 pages, 78 black & white illustrations, size 5.5 x 8.5 inches. Originally published under the same title, this book is one of The Motorcyclist's Library series published in the USA by Floyd Clymer by arrangement with the original publishers, Pitman Ltd. of London, England. This publication covers all 500cc O.H.C. Sunbeam S7 and S8 vertical twin motorcycles built between 1946 and 1957. There is detailed text and diagrams to assist in major refurbishing plus adequate technical data, charts, service and maintenance information for the repair and overhaul of this series of Sunbeam motorcycles. This publication has been out-of-print and unavailable for many years and is becoming increasingly more difficult to find on the secondary market. We are pleased to be able to offer this reproduction as a service to all Sunbeam motorcycle enthusiasts worldwide.