Long film showing all the ins and outs of how a car works.
Reel 2. C/U of the engine of a car. Intertitles continue to describe the mechanics of the motor car. A pointed stick shows the trajectory of gas. L/S of the stripped chassis of the car. Camera zooms in to the petrol tank and carburettor. The action of the crankshaft is described in a title. C/U of the crankshaft, pistons are added to the crankshaft by means of dissolves. Man approaches the pistons and wiggles the piston on top of one of the con rods. C/U of his hand as the piston is wiggled. Gudgeon pins are mentioned. A piston is seen in extreme C/U and is revolved for the camera showing all its sides. Piston rings are described and pointed out in C/U. A grubby hand with a broken thumbnail moves the piston rings. Piston revolves and piston rings are displayed. Pointed stick shows where the piston rings are located. Extreme C/U of a piston ring- it is revolved. C/U of the break in the ring. Crankshaft is turned to show the movement of the pistons. Model shows the movement of the pistons. C/U of piston moving. Numbers on a piece of card show how the pistons move in a certain order. C/U of a connecting rod being secured to the crankshaft. Dissolve reveals all six pistons attached to the crankshaft. Horse power of the engine explained. C/U of cylinders. A measuring tool is used to check the size of the bores. Inlet and outlet valves are described. Model again shows movement of piston. Graphic animation shows the movement of valves. C/U of valves, springs, collars and cotters. C/U of engine and valves. C/U of the valves in situ. We then see them move.
Note: see record for neg - shots in different order.