Thank you kosta, for correction In Detail for better understanding Engine is an Internal Combustion Engine. Diesel or petrol along with air is the FUEL for combustion. when the fuel...

In Detail for better understanding Engine is an Internal Combustion Engine. Diesel or petrol along with air is the FUEL for combustion. when the fuel ignite, explosion happens in an...

In 1st gear, the engine can reach higher rpm in lesser time. so the temperature exceeds normal operating temperature and also velocity of air flown on the radiator is less...