It appears you're interested in specifications for the Triumph Thunderbird Sport. This Classic model is powered by a In-line three, four-stroke engine with 885.00 ccm (54.00 cubic inches) of actual displacement before 10.0:1 compression. Fueling is metered via Carburettor allowing this machine to produce its 82.00 HP (59.9 kW) horsepower and 76.00 Nm (7.7 kgf-m or 56.1 ft.lbs) torque. According to our records engine heat of the Triumph Thunderbird Sport is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 110/70-R 17 and the rear is 160/70-R 17 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc front brakes and Single disc rear brakes. The Triumph Thunderbird Sport was launched in 2004, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.