Related Clues:

• Daytona 500 events
• Bits of salt
• Track meet events
• Barrels along
• Morse units
• Pennant quests
• Does a 10K
• Derbies et al.
• Runs a 10K
• Speed contests
• Sprints, e.g.
• Drags, say
• Runs fast with shades
• Speed competitions for various peoples
• Human groups