The Kawasaki Ninja 400 is a high-speed motorcycle.It has a 399 cc parallel-twin engine.It has a 6-speed gearbox and a fuel tank of 13.4 liters.How much does 1 litre of petrol cost in Kawasaki Ninja 400?.The Kawasaki Ninja 400 has an average mileage of 26.7 kmpl .However, according to some users, it gives mileage of 25 kilometers per liter.Its mileage is 29.24 kmpl on the highway and 24.18 kmpl in the city.The top speed of Kawasaki Ninja 400 is 169 kilometers per hour.This is the highest in its category.Best Place for New Year Parties in Delhi- NCR