The exact information regarding the availability of spare parts of the car can be only availed at the nearest authorized service center. We would suggest you visit the nearest authorized service center for further assistance.
It would be too early to give any verdict as Ford Figo BS6 is not launched yet. So, we would request you to wait for its launch. However, the current BS45 Figo petrol engine have a ARAI claimed mileage of 20.4 kmpl and that of diesel is 25.5 kmpl.
While there is no absolute rule when it comes to how long engines will last, there are a few general factors like riding style, road conditions, etc makes an impact on the life of the engine. For some time, the average lifespan of a car’s engine was eight years or 150,000 kilometers. New designs, better technology, and improved service standards increase this average life expectancy to about 200,000 kilometers or about 10 years.