Rumors of Yamaha entering the 150cc range of sport bikes is getting bigger by the day, the new motorcycle would as the story go's be the Yamaha YZF-R15 a 150cc full fairing motorcycle, with the highest horsepower engine (22hp) in its class at a dry weight of just 120kilo.
If the rumors are correct, then Yamaha will take the crown in the 150cc range from the Honda CBR-150R. The Yamaha YZF-R15 is supposed to be a four-stroke, liquid cooled single cylinder, 4-valve SOHC, 149.8cc engine with oil-cooling and electric fuel injection.
To quote an insiders at Yamaha the Yamaha YZF-R15 would be a real R-series and is packed with Grand Prix technology. The Yamaha YZF-R15 will deliver stunning R-Series styling and exhilarating sports performance. A highly sporty constant mesh, 6-speed transmission system, with Yamaha own wet sump (Yamalub) lubrication system.
The chassis is a high tensile steel deltabox design, familiar to what we seen with the Yamaha YZF-125 and the Yamaha GP250 bike. The rumor of the Yamaha YZF-R15 tells that this radical, high-revving, fuel-injected 150cc is the work of the same engineers who created our YZF-R1 and YZF-R6 supersport bikes and the YZF-R15 is capable to deliver stunning 150cc performance.