Best quality Chery A1 - Chery Auto Parts Metal Piston Ring – Qingzhi

The piston ring is a metal elastic ring with large outward expansion and deformation, and it is fitted into the cross-section and its corresponding annular groove. The reciprocating and rotating piston ring relies on the pressure difference of gas or liquid to form a seal between the outer circular surface of the ring and the cylinder and one side surface of the ring and the ring groove.
The piston ring is the core component of the fuel engine. It completes the fuel gas seal together with the cylinder, piston, and cylinder wall.