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AMA to Combine Daytona Sportbike and Supersport Classes in 2015

AMA Pro Racing announced plans to combine its Daytona Sportbike and Supersport classes into a single category by the 2015 season. The two classes currently share many similarities including engine displacement regulations, minimum weight limits and eligible machines. The Supersport class has more restrictions on modifications and are limited to a maximum top speed of 165 mph while Daytona Sportbike machines are allowed to reach speeds up to 170 mph.

Yamaha WR450F 2016

In addition to introducing a new two-stroke model, Yamaha has updated its flagship 4T enduro, the WR450F. The motorcycle used the YZ450F motocross engine layout with the cylinder turned back and the intake and exhaust turned 180 degrees. The engine is housed in a new aluminum frame based on the aforementioned YZ450F.

2014 World Supersport – Phillip Island Results

The 2014 World Supersport season opened in dramatic fashion after a red-flagged restart turned the 18-lap race into a five-lap sprint, with MV Agusta making a triumphant return to the top of the podium for the first time since 1976. The Supersport event began with a hard-fought battle between three-time champion Kenan Sofuoglu, Kev Coghlan and Michael van der Mark. Sofuoglu and his Kawasaki Ninja ZX-6R held a slim lead over Coghlan’s Yamaha R6 and van der Mark’s Honda CBR600RR when the race was halted after CIA Insurance Honda rider Jack Kennedy suffered an engine problem and leaked oil onto the track.