Continuity mistake: As Frankenstein tells his navigator to go check the engine while they're driving, she is only visible from one camera angle, even though she ought to be visible from Frankenstein's point of view as well.
Continuity mistake: Jonathan explains how to deal with a biker, demonstrating on Blue who's sat on his bike close to the rail. Yet when he's talking to the new guy (Toughie)Blues bike is in the middle of the track and when Toughie comes around the track to attack Jonathan it is back in its original position.
Continuity mistake: Chaney wraps his first fight up very quickly. As he does, the jacket in James Coburn's arms changes position between shots. (00:10:45)