It appears you're interested in specifications for the Polini XP4 - 110 Cross Racing. This Minibike, cross model is powered by a Single cylinder, four-stroke engine with 105.00 ccm (6.41 cubic inches) of actual displacement before 11.5:1 compression. Fueling is metered via Carburettor. Dell`Orto VHST allowing this machine to produce its horsepower and torque. According to our records engine heat of the Polini XP4 - 110 Cross Racing is moderated by . You'll need to get familiar with the 4-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 60/100-14 and the rear is 80/100-12 . 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 Single disc front brakes and Single disc rear brakes. The Polini XP4 - 110 Cross Racing was launched in 2007, 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.