CLICK HERE for pictures from this week's Valencia Moto2 and Moto3 test.

The test is the first of 2012, which will also be the debut year for the Moto3 class.

Moto3, featuring 250cc four-strokes, is replacing the 125cc two-stroke World Championship. Moto2 is preparing for its third season.

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The Valencia test began on Wednesday and concludes on Friday.