Please I need to know what my bike is. It is a 2 seat 1980 Suzuki black. it´s a 2 cylinder i think. i dont know if it is a 450 or 550 It has a 12,000 tach with a 9500 red line. it has lights for what gear your in bright and dim lights. horn a run switch and start button. 6 speed If you know any thing that could help me email me at ryan4902earthlink.net.