Related Clues:

• Like slasher films
• Abbr. on a citation, perhaps
• Going rate?: Abbr.
• Alarming
• Driving concern: abbr.
• Cop's radar meas.
• Citation abbreviation
• Speed info, briefly
• Car dash abbr.
• NASCAR number
• Measure of a car's 65-Across: Abbr.
• Letters on dashes
• Auto speed letters
• Speed stat
• Dashboard info