It appears you're interested in specifications for the Malaguti Yesterday 50. This Scooter model is powered by a Single cylinder, two-stroke engine with 49.20 ccm (3.00 cubic inches) of actual displacement before compression. Fueling is metered via allowing this machine to produce its horsepower and torque. According to our records engine heat of the Malaguti Yesterday 50 is moderated by Air. You'll need to get familiar with the transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 100/80-10 and the rear is 100/80-10 . The entire package is supported by the frame, High-resistance tubular steel frame. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on front brakes and rear brakes. The Malaguti Yesterday 50 was launched in 2005, 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.