Turn your car around and ram the other cars until there are no more remaining. Then, turn the other way and to get an easy first place finish. In championship or quick race mode, get the best qualifying time, then select "Next Session" until the race shows up. Hold [Up] and press [Enter] and it will change to "Race Over". You will have gotten first place when you check the stats on that race. Note: You will not receive any bonus points for winning when using this trick in championship mode.