13-points separate Marc Marquez from Jorge Lorenzo heading into this Sunday's Valencia MotoGP title showdown.

The following will decide whether rookie Marquez (Honda) or reigning double champion Lorenzo (Yamaha) emerges with the 2013 title...

o If Lorenzo wins, Marquez must finish 4th or better to be champion.
o If Lorenzo finishes 2nd, Marquez must finish 8th or better to be champion.
o If Lorenzo finishes 3rd, Marquez must finish 12th or better to be champion.
o If Lorenzo finishes 4th, Marquez must finish 15th or better to be champion.
o If Lorenzo does not finish in the top four, Marquez will automatically be champion. (If Marquez is unable to score a point, Lorenzo must still finish in the top four to be champion).

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