1. The engine: engine 2 big institutions 5 departments: crank rod system; With gas institutions; Fuel supply is; Cooling is; Lubrication system; Ignition is; Starting department.

2. The chassis: the chassis is supporting role, installation automobile engine and its components and assemblies, form the car overall modelling, and accept the power of the engine, made the car produces sports, ensure the normal running. By the transmission, driving chassis is, steering system and brake system of four parts.

3. Body: body installed in the chassis frame, to the driver and passengers take or loading goods. Cars, buses body is generally overall structure, van body is generally the cabin and carriers two parts.

4. Electrical equipment: electrical equipment by power supply and power consumption equipment composed of two. Power supply including battery and generator; Electrical equipment including engine shaft, the gasoline engine is the ignition system and other electric device.
 

Reproduced, please indicate  http://www.car-chassis.com/