It appears you're interested in specifications for the Bultaco Metralla 250 GT. This Sport model is powered by a Single cylinder, two-stroke engine with 244.00 ccm (14.89 cubic inches) of actual displacement before 10.0:1 compression. Fueling is metered via allowing this machine to produce its 23.00 HP (16.8 kW) horsepower and torque. According to our records engine heat of the Bultaco Metralla 250 GT 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 3.50-18 . 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 Expanding brake front brakes and Expanding brake rear brakes. The Bultaco Metralla 250 GT was launched in 1975, 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.