Related Clues:

• 45, say: Abbr
• Accelerates, as a hotrod
• 45 letters
• Rotation meas
• 45, e.g
• Units of engine speed (abbr)
• Turning speed: Abbr
• Washing machine meas
• Abbr. on a dashboard
• Letters after 33 or 45
• 33 1/3, 45 or 78, briefly
• Quick spins?
• Spinning abbr
• Tach meas
• Gives gas