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Oil seals normally consist of three basic components: the sealing element, the metal case, and garter spring.
- Our commitment to quality starts with sourcing only the best materials for our valve cover gaskets. We use materials that are resistant to heat, oil, and other harsh conditions commonly found in engines. This ensures that our gaskets can withstand the rigors of daily use and provide long-lasting performance.

Outer case
5. Sealing the grease container when not in use reduces the risk of contamination.
To diagnose potential problems with the ignition spark plug, there are a few signs to look out for. These include difficulty starting the engine, decreased fuel efficiency, and engine misfires. If you notice any of these symptoms, it is important to have your spark plug inspected and replaced if necessary.
Types of oil seals
Typically used in hydraulic high-stress applications where compounds under high pressure are exposed to wear, the benefits of polyurethane seals include: