BSA Golden-Flash
From Object Wiki
| BSA 'Golden-Flash' motorcycle | |
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| Manufacturer | B.S.A. Motor Cycles Ltd |
| Production years | 1953 |
| Production location | Birmingham |
At the time of its production this was regarded as an advanced form of high performance motorcycle, capable of speeds approaching 100 mph.
The engine is an overhead-valve, vertical twin-cylinder having the valve gear operated from a single camshaft. Each cylinder has a bore of 70 mm and a stroke of 84 mm, giving a total capacity of 646 cc. The compression ratio is 7.25 to 1. The transmission comprises a four-speed gearbox with positive-stop foot control, a multi-plate clutch with fabric inserts; and a primary chain in an oil bath chain case.
This example was provided by the manufacturers in 1963, who sectioned various components for display.
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[edit] In the Science Museum's Records
Inv: 1963-322 Source: B.S.A. Motor Cycles Ltd
This bike is part of our Biker Tribes feature, a planned special exhibition launching at the Science Museum during 2010. Your contributions to this page may be used in the exhibition. Explore all the motorbikes.