MCH13R Oil Pan Role and Classification As one of the important parts of the automobile engine, the oil sump mainly plays the role of protecting the bottom of the engine, and at the same time needs to withstand the impact force from the vehicle in motion. According to the different materials, processing technology and design requirements, the form and classification of the oil pan are also different, common including aluminium alloy oil pan, cast iron oil pan and steel oil pan. Iron oil pan is made of cast iron material, which is heavier than aluminium alloy oil pan, but it has better durability and abrasion resistance, and it can maintain stable performance in high temperature, high pressure and other harsh environments. Steel oil pan is a relatively strong material, commonly used in some off-road, rescue, engineering work and other special vehicles. The core feature of this material is that it has high impact resistance and carrying capacity, which can protect the engine from external…