If you want Pole at the beginning of the race, do a time trail otherwise you will start last.
Doing a time trail also lets you observe the track a bit more so you know where to go.
There are 4 tournaments in total, each one you win unlocks a new chracter in the game that you can use.
The tourneys get harder and harder as you progress through the game
cheat enables the drivers above
To unlock all of the tracks and riders in 'quick race' and 'time attack', use the following code: R999D5998J.
this guy is one of the characters u unlock when u finish grand prix the password is N599VZB2QB
thats it for now i'll submit some more when finish beating the whole game.peace