This craigslis seems to work very well for you guys in the US
Besides these stout power figures, Triumph's engineers have managed to tune the engine to feel and sound strong. Its thrust is direct and linear, as if pulled by a locomotive, and every turn of the thick throttle is accompanied by a fierce punch and an exhilarating sound of the 270-degree crankshaft and the work done on the exhaust system.
Aside from the all-new, T-16 engine, the Thunderbird also gets a new six-speed gearbox . . . a gearbox that has a tall "overdrive" sixth gear for long, high-speed cruising.