It appears you're interested in specifications for the Yamaha TT 350. This Enduro / offroad model is powered by a Single cylinder, four-stroke engine with 346.00 ccm (21.11 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor allowing this machine to produce its 33.00 HP (24.1 kW) horsepower and torque. According to our records engine heat of the Yamaha TT 350 is moderated by Air. You'll need to get familiar with the 6-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is and the rear is . The entire package is supported by the frame, Steel, single downtube. 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 Yamaha TT 350 was launched in 1991, 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.