The name for any Ford Mustang, can be a rust bucket or a top end car. Regardless of the state of the vehicle it is still a junkstang because junkstang's are garbage.
If you can imagine a car on jackstands and you crank it hold the throttle wide open and then someone pushes the car down off the jackstands and it hits the ground spinning and all over the place. Well this is how we descibe how we will start an afternoon before a big party