The Triumph Speed Twin 5T…
The Speed Twin 5T was a motorcycle made by Triumph at their Coventry, and later Meriden factories. It was a 500cc OHV vertical twin in a lightweight frame and the first truly successful British parallel twin, setting the standard for many twins to follow. Edward Turner, Triumph’s Chief Designer and Managing Director, launched the Triumph Speed Twin at the 1937 National Motorcycle […]
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