Originally posted by HotRodRocker:
once they are turned all the way eith one direction or another the wheel closest to the direction it's turning has a more drastic angle than the opposite side...
Its called 'Ackerman' and if you think about the circles the tires follow going around a corner it makes sense that the inner tire is making a tighter circle.
I can't tell if the amount is correct, but the fact it happens is designed into nearly every car and truck made.