Bonneville Motorcycle Speed Trials speed of 100mph, riding a Yamaha 350cc two-stoke motorbike. The event was held from 26-31 August. Valerie Thompson became the first female driver riding a motorcycle over 300 mph, reaching a speed of 489.663 km/h. The event was cancelled in 2015, due to poor salt flat conditions. Bonneville Motorcycle Speed Trials Bonneville Motorcycle Speed Trials (BMST) also known as AMA Land Speed Grand Championship is a motorcycle land speed racing event, held annually at Bonneville Speedway, US. The event is sanctioned by American Motorcyclist Association (AMA) and Fédération Internationale de Motocyclisme (FIM). Many AMA-certified US national speed records, and FIM-certified
Triumph Speed Four Triumph Speed Four The Triumph Speed Four is a standard or streetfighter motorcycle made by Triumph from 2002 to 2006 as the naked, or non-faired brother of the TT600 sport bike introduced in 1999. The Speed Four has similar twin round headlghts to the Speed Triple, but a different frame and engine. The Speed Four has the clip-on handlebars of the TT600, rather than the motocross-inspired handlebars of the Speed Triple and other streetfighters. The Speed Four is mechanically similar to its predecessor, the TT600, with the exceptions of the cam profiles, ignition and fuel injection mapping, front spring rate,