2011 Yamaha Zuma 50cc on 2040-motos

Moto blog

Small-Displacement Class Considered for 2015 AMA Pro Racing Season

More and more manufacturers are entering the small-displacement sportbike market and AMA Pro Racing has taken notice, opening the possibility of adding a new racing class representing the growing segment. With plans to consolidate the Daytona Sportbike and Supersport classes and the Vance & Hines Harley-Davidson series signed through 2015, a spot will open up on race weekends for another racing class to support the premier Superbike Championship. The logical choice is to introduce a new small-displacement class.

A breath of fresh air

Dean Benstead's air-powered bike project, O2 Pursuit, which we spoke about a year ago, seems to have come along nicely since. Here's a video of the Australian's rotary air compression-engined Yamaha WR250R being taken out for a spin. Apparently it can hit 87 mph and cover more than 60 miles on a scuba-tankful's worth.

Kenny Roberts Rides 1980 Yamaha YZR500 Around Laguna Seca [Video]

Kenny Roberts is a true icon of motorcycle roadracing, being the first American to win a 500cc world title, then collecting two more before he moved on to team management. “Without Kenny, we might not be here,” said Colin Edwards, former World Superbike champion and current MotoGP rider, in the below video. “He was the godfather that brought us all over to Europe and showed us more or less that it was possible.