Edward Turner’s Speed Twin and what followed
Lots of riders just enjoy motorcycling for what it is – a pleasing kinaesthesia arising from human grace and control combined with the long legs of mechanical power.
Yet by whatever accident, some of us eventually become curious about how motorbikes came to be as they are. One of the legends of origin is Edward Turner’s 1937 creation of the Triumph ‘Speed Twin’, the ancestor of all British twins to come (Norton, BSA, AJS-Matchless, Ariel, Royal Enfield – the many derivative
