public HotRod(String name, int speed, Engine eng, bool blower) : base(name, speed, eng) { }
public Racer(String name, int speed, Engine eng) { Name = name; Speed = speed; Eng = eng; }
public StreetTuner(String name, int speed, Engine eng, bool nitrous) : base(name, speed, eng) { }
public Racer() { name = ""; speed = 0; eng = new Engine(); }