What exactly is a Mach One mustang ii? Is it a Ghia, Cobra II, King, Ralley package? does it have more horsepower? what years were a Mach One mustang II? I hear people talking about them but what makes a Mach One different than the rest...and again what years were a mustang II mach One available? Any pics? I'm confuuuuuuuussssed!