The running of the engine contains many various things such as timing of the valves, the mixture, etc.
Mixture is nothing but the combination of fuel and air in the vehicle engine that come through the inlet valves of the engine. Maintaining the proper stoichiometric ratio is very important in the engine that is nothing but the exact amount of air that is intake in the cylinder of the engine to burn the entire fuel. The mixture can be different as per the use they are going to make. For example, the ratio of 16 to 20:1 is known as lean mixture for better fuel economy and ratio of 12 to 13:1 is known rich mixture in order to get the maximum power of the engine. Every vehicle has various mixture ratios based on their use.
Fortuner Vs Endeavour full blown SUV Competing for Buyers Wallet. Real SUV for SUV lovers from Toyota and Ford. Endeavour and Fortuner comes in 4*2 and 4*4 drive train. Fortunately both have the muscle, looks and power under their hoods to take any terrain with ease. Whilst, on paper feature to feature and engine comparison seems to be tilting the balance in favour of the Endeavour, however, Toyota has enough fan following who will willingly ignore any marquee for a Toyota at any price. Lucky Toyota.