Yamaha prepare for final MotoGP battle

The MotoGP paddock returns to Spain this weekend for the final Grand Prix of the year, the Gran Premio Generali de la Comunitat Valenciana.

With just 13 points separating defending champion Jorge Lorenzo and current leader Marc Marquez, the scene is set for a dramatic race on Sunday.

Fascinating video on electronics and Valentino Rossi's bike.

This video gives us a basic introduction into the highly complex world of electronics in MotoGP. For once this highly secretive world has been exposed and we can see Valentino Rossi and his electronic engineer Kazutoshi Saki explain what exactly the ECU does and how important it is in MotoGP.

This is the frontline of MotoGP today, the mechanicals between the various manufacturers is on a level playing field, if you want to win, you have to have a superior electronics package. Watch the interesting video below: