Related Clues:

• Speeds up
• Vrooms the engine
• Prepares to drag
• The R in RPM
• Tach reading
• Tach readings, for short
• Intensifies, with 'up'
• Gives the gun
• Races
• Steps on the gas
• Guns it
• Increases motor speed
• Tachometer readings: Abbr.
• Tach measure
• Engine measures: Abbr.