What is Keybanger?
1.
A keybanger is to coast along in an manual carby'd car with the engine off pumping the go pedal 3-4 times then with the car in gear dropping the clutch causing the car to 'roll start' causing a great bang to show you mates you need a new muffler.
OMG I shouldn't have done that keybanger, I need a new muffler now eh uleh?
See
