Revealing mistake: When Bobby is being chased by the police in his Dad's car it is blatantly obvious that a stunt double is driving.
Revealing mistake: As Ricky Bobby drives a test lap, one crew member tells another that Ricky Bobby is going only 26 miles an hour. In three close-ups of the vehicle, the reflection of the bleachers can be seen on the windshield. The reflection does not change. The vehicle is not moving.