Fuel injectors are connected to camshaft and cam shaft is connected to crank shaft by gears and the both are completely exposed. By turning a crank handle attached to on a end of a drank shaft, pistons move, intake and exhaust valves open and close. 2.5 volts bulbs (above each cylinder) flashes to show proper firing order. The convenient size and ruggedly built model is mounted on a wooden base.
a) Motor Car Engine Diesel: Handel Driven.
b) Motor Car Engine Diesel: Motor Driven
