Weller Racing’s highly anticipated SR1 class, consisting of modified Yamaha R1 powered race Rhinos, will debut their first demo race of the season during the Stadium Kart World Championship race to be held at Milestone MX Park, located in Riverside, CA on Sunday, January 31, 2010.

This event will mark the first race for this brand new class of 160-180hp, two-wheel drive, chain driven Rhinos, and will showcase the potential of these new machines to hundreds of spectators. In partnership with the Stadium Kart World Championship race, the field of SR1s will take over the track during intermission on Sunday, for a no-holds barred race to the finish.

Read more about the event on UTV Weekly.