Continuity: Right before Stroker gets into his car to start the race at the beginning of the movie the grandstands behind him are empty, in the next shot as they are coming around to get the green flag they are full.
Great sites
Visible crew/equipment: When Stroker is on his way to the track and is driving the rental car on three wheels, you can see the device under the car that is keeping it from hitting the ground. This occurs right after he knocks down the cones.
You may also like: The Dark Knight | Cars | White Christmas