How it works：The MOTOR CAR 1
The Electrical System 3
The Dynamo and Battery 4
The Coil 7
The Distributor 9
The Petrol System 10
The Carburettor 11
The Pistons and Crankshaft 14
The Valves and Camshaft 15
The Four-stroke Cycle of Engine Operation 17
Operation of a 4-Cylinder Engine 18
The Cooling System 19
Engine Lubrication 22
The Clutch 23
The Gearbox 25
Overdrivc 27
Automatic Transmission 29
The Rear Axle 30
The Rear Axle Differential Action 31
Steering System 33
The Brakes 36
The Suspension 37
Different Drives 38
Different Engine Designs 39
Vocabulary 41
Notes to the Pictures 46