Triumph Rocket two abandoned attempts due to poor conditions on the salt, the team announced that it would return to Bonneville Speedway in August 2016 to break the motorcycle world land speed record. Triumph Rocket The Triumph Infor Rocket Streamliner (previously known as the Hot Rod Conspiracy/Carpenter Racing Castrol Rocket or Triumph Castrol Rocket) is a streamliner motorcycle built to challenge the motorcycle land speed record. It is powered by twin destroked and turbocharged inline-3 engines sourced from the Triumph Rocket III, generating a claimed output greater than . The streamliner shell is a monocoque constructed from carbon fiber/kevlar. The motorcycle was
Triumph Model H Model H was fitted with a 499 cc air-cooled four-stroke single-cylinder engine. It was also the first Triumph not to be fitted with pedals, so was a true motorcycle. Engine differences from the previous Model A included a single cam wheel with two cams replacing separate cam wheels for the inlet and exhaust valve, and new design of cylinder casting. Valve head diameter was enlarged and the valves were spaced further apart. The Model H was fitted with a Sturmey-Archer three-speed countershaft gearbox operated by a hand gear change lever. More than 30,000 Triumph Model H motorcycles had been produced