Related Clues:

• Beat too fast, like a heart
• Compete at Indy
• Emulate Jeff Gordon
• Talladega 500, e.g.
• Go like a shot
• 'The Amazing ___'
• Track-and-field activity
• Word with ''human'' and ''rat''
• Talladega event
• Compete in a meet
• What dragsters and some hearts do
• Beat really fast
• It may concern arms or contain legs
• Hot-button topic, often
• 10K or 50-yard dash