MS-246 PVG PETROL ENGINE, FOUR STROKE

The cutaway model illustrates the working principles of a fourstroke petrol engine. The model is colored for greater clarity
operation of valves clearly shown. With chain drive from
crankshaft, cam-operated inlet and exhaust valves, carburetter
attachment with manually operated float. Ignition represented by
the lighting up of a bulb which requires 4 V. Overall height 300 mm.
Mass 1.5 Kg.