It appears you're interested in specifications for the Enfield Thunderbird TwinSpark. This Classic model is powered by a Roya Enfield Unit Construction Engine, twin sparks Single cylinder, four-stroke engine with 346.00 ccm (21.11 cubic inches) of actual displacement before 7.3:1 compression. Fueling is metered via Carburettor. UCAL 29mm, Constant Vacuum Carburettor allowing this machine to produce its 19.80 HP (14.5 kW) horsepower and 28.00 Nm (2.9 kgf-m or 20.7 ft.lbs) torque. According to our records engine heat of the Enfield Thunderbird TwinSpark is moderated by Air. You'll need to get familiar with the 5-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 3.25-19 and the rear is 3.50-19 . The entire package is supported by the frame, Single downtube, using engine as stressed member. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc front brakes and Expanding brake (drum brake) rear brakes. The Enfield Thunderbird TwinSpark was launched in 2012, 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.

Royal Enfield bikes are made in India.