I propose a new category, being Car Building%

With an Any% and a 100% Any%: The car must be in a running state. So Engine, Radiator, Wheels, any amount of gas. 100%: You must use every part given in the garage to complete the car. Radiator, Engine, Every door, full gas can, squeegee to clean the car, wheels, headlights, trunk, hood, bumpers, grille. Can also be separated by car type, RV, Sedan, Van