Moto GP Babes

2010: Moto2 replaces 250cc class, allowing 600cc 4-strokes to race alongside 250cc 2-strokes.
2010: Moto2 rider Shoya Tomizawa killed in Misano.
2011: Moto2 allowing to be restricted to 600cc 4-strokes.
2012: Moto3 250cc 4-stroke single cylinder class scheduled to replace the 125cc 2-stroke class.