Work in progress!!! Some facts have to be tested in-game. Use it with caution. -Vaid
.inf files can be found inside track (level) folders. They define meta data, such as: name, car position/rotation, fog, skymap colour, music file location, game mode and etc.
STARTGRID 0, -256, -1800
F9 key in Dev mode can help you to get proper XYZ values. Make sure to be alone in the track; have no other AI cars.
STARTGRIDREV 272 -6 -428
STARTROT 0.25. Translates to 90° angle to the right.
STARTROTREV 0.75. Translates to 270° angle to the right or 90° to the left.