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In conclusion, the spark plug O-ring is a small yet vital component in the operation of a vehicle's engine. It plays a crucial role in maintaining the seal between the spark plug and the engine block, preventing oil leaks and ensuring proper engine performance. By regularly inspecting and replacing the O-ring as needed, drivers can help to keep their vehicles running smoothly and efficiently.


4. Example of the applications of seals

4) Allowable total eccentricity