The “quattroemezzo” Akashi has undergone major upgrades fruit development work on bikes and, with the model year 2011, are available to all riders MX1. The injection of 449 cc single-cylinder, tilted by only 3 ° to optimize the center of gravity, has a new piston reinforced with ribbed strongest area and the plug of type ‘box-bridged’. The overall balance also benefits from a different balance shaft that reduces vibration and helps to improve the delivery of low and medium rpm. For the same purpose there is now a new motor generator, an ignition circuit and optimized mapping of the ECU changed. The exchange now has a post at creamagliera larger in diameter (now 18 mm) to increase accuracy. Designers have an eye for the noise, with substantial modifications to the exhaust system, from 115 dB to 94 dB for Europe and the United States.
