It appears you're interested in specifications for the Montesa Impala 175 Sport. This Sport touring model is powered by a Single cylinder, two-stroke engine with 175.00 ccm (10.68 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor. Amal 376/25 allowing this machine to produce its 18.00 HP (13.1 kW) horsepower and torque. According to our records engine heat of the Montesa Impala 175 Sport is moderated by Air. You'll need to get familiar with the 4-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 2.75-19 and the rear is 2.75-19 . 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 (drum brake). vented double lever front brakes and Expanding brake (drum brake). closed mono lever rear brakes. The Montesa Impala 175 Sport was launched in 1963, 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.