Automobile is made up of hundred of different structures which can be broadly categorized into six components : 1 Basic structure 2 Power unit 3 Transmission system 4 Auxiliaries 5 Controls 6 Superstructure The first five components are are collectively known as automobile chassis. Given below is brief description of each component : (a) Basic

Pillars in your automobile

Pillars!!?? That too in your automobile. If you confused with this term then certainly you don’t know about it. And if you know you did it. Like in civil, the purpose of pillars isto support the weight of the car’s roof as the glass on it’s own can’t do this. They provide a firm structure

Freeze plug

Did you ever listened this term?? Though it’s not a quiet used term we must know what it is. So we will start with what’s a freeze plug?? If you have a look at the side of an engine block you will see a line of circular holes about an inch and a half in

Do Anti-roll bars prevent your car from rolling over?

As from the name, Yes, Anti-roll bars do prevent your car from rolling over. Anti-roll bars prevent your car from rolling sideways. Those who don’t know what anti-roll bars are, need not fear because they are nothing more than a bar or a rod. Yes, a single rod is used to prevent your car from

Understeer and Oversteer

These are the commonly used terms which all car guys must have come across. But do you know the factors which affect understeer and oversteer. From the name of both terms, the meaning of both is quite clear; understeer meaning you will have to steer more in order to make the turn, and oversteer meaning


Thermostat is a temperature sensitive device. It places between the engine and the radiator. The purpose of the thermostat is to maintain optimum temperature of the engine to draw maximum efficiency of the system.  How will it work is, it blocks the flow of coolant to the radiator till engine gets enough warm. When the

Coolant reservoir 

It’s also called as radiator overflow tank. It collects the expanding coolant that’s heated by the engine and and resend it to the cooling system when it looses enough heat. As the engine coolant heats up, it expands and build pressure. When the pressure exceeds a optimum level, the excess coolant is transferred into the