The all new Maruti Wagon R is packed with KB10, 998cc, 3 cylinder engine. The KB series engine present in Maruti New Wagon R is endowed with 5 Speed Manual Transmission. This gearbox is cable type gearshift which is of great help at the time of shifting gears. Maruti Wagon R is packed with all new aluminium light weight KB10 engine that complies with BS IV emission norms.
This high powerful engine of Maruti Wagon R is very fuel efficient and the manual gearbox ensures good performance and offers an impressive mileage of 14.2 kmpl in the city and 18.9 kmpl on the highways while with Vxi CNG variant, you can get a mileage of 15.5 km/kg in city roads and 20.2 kg/km on highways. The fuel tank capacity of the car is 35 litres for petrol and 60 litres for CNG water.
The factory fitted CNG kit in Maruti Wagon R Vxi comes with the i-GPI technology that uses separate injectors for each cylinder. Based on inputs from the ECU, metered CNG quantity is injected to the engine through gas ports. The quantity of CNG required for different driving conditions is controlled by the dedicated ECU, leading to more efficient fuel usage.
But the mileage of the any car depends on you driving style, traffic and braking.
For a detailed information about the car please visit the given link as above.