Related Clues:

• Beginning of a cassette tape
• Person in charge
• One atop a golf scoreboard
• AMC model of the 1970s
• Indy 500 automobile
• Track horse
• Lead car, sometimes
• Sulky puller
• Pioneer
• Edsel model
• Harness race horse
• Head of the pack
• Old AMC model
• Pacesetter
• Bird, notably