Running CB 500F with spare engine, his bike is in running condition, ngine installed in bike is a 550cc, engine spare engine included is the original engine with matching numbers to the frame. This engine has been bored to 550cc, t includes all parts for complete engine, t includes head gasket set new pistons, ins and rings. All side covers and badges are included including new emblem for fuel tank.. Includes all oem parts to make complete stock bike. Great mechanics special contact me if you have any questions.Clear Titled in Washington State. If you have any questions please contact me