When we think how to improve our bike mileage . we must follow these tips like never drop our bike in under the sun. becuase the sun rays come on the petrol tank and petrol got evaporated and it came our in vapors. so never put u r bike under the open sun rays. second stop applying unnecessary applying brakes. drive moderatly neither slow nor very high. timely service is must to improve the mileage. timely check the tyres air pressure.