Related Clues:

• Initially of interest to F 1 drivers
• On the old clock
• Hwy. speed
• Letters on a tachometer
• Car speed abbr
• Radar gun no
• Speed limit info
• Miles per hour (abbrev.)
• Car speed (Abbr.)
• Radar reading: Abbr
• Letters on a tach
• Record number, for short
• Dash abbr
• LP letters
• Tachometer abbr