Q. Does Tata Harrier have a petrol model? What is the engine capacity and mileage?

The science of cutting through air is paramount in achieving good fuel efficiency. Here's how knowing this science can help your ownership experience

A start-stop system turns your engine off when you are stationary and saves you fuel in the process. Here's more on how you can improve fuel economy by using start stop systems

Weight is the biggest enemy of fuel economy. The basic rule to save fuel is travelling light. But there's more to it than just that. You can start by purchasing a car that weighs the least

Unnecessary idling gets you nowhere and burns fuel in the process. Here's ways to avoid that

Engine is the heart of your car. Knowing it well and keeping it healthy can save you a lot of fuel