It appears you're interested in specifications for the Benelli 750 Sei. This Sport touring model is powered by a In-line six, four-stroke engine with 747.00 ccm (45.58 cubic inches) of actual displacement before 9.8:1 compression. Fueling is metered via allowing this machine to produce its 58.00 HP (42.3 kW) horsepower and torque. According to our records engine heat of the Benelli 750 Sei 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 3.50-18 and the rear is 4.00-18 . 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 Dual disc front brakes and Expanding brake rear brakes. The Benelli 750 Sei was launched in 1974, 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.