OEM Piston Ring Kit fits Mercedes Benz GLA-Class X156 GLA 200 CDI / d +more

image is example only, brand may vary

A piston ring kit in a car is a set of rings that are designed to seal the combustion chamber and aid in the efficient performance of the engine. These rings are typically made of high-quality materials such as cast iron or steel and are placed around the piston.

The primary function of a piston ring kit is to prevent leakage of gases from the combustion chamber. When the air-fuel mixture is ignited inside the chamber, an immense amount of pressure is generated. The piston rings form a tight seal against the cylinder walls, known as the cylinder bore, to prevent the combustion gases from escaping into the crankcase and oil supply. This containment of gases allows the engine to work effectively, maintain compression, and achieve maximum power output. Additionally, piston rings also play a crucial role in regulating oil consumption by preventing excessive oil from entering the combustion chamber and ensuring proper lubrication between the piston and cylinder walls. Overall, a piston ring kit is vital in maintaining the performance, efficiency, and longevity of a car's engine.