An ignition spark plug is a crucial component in the internal combustion engine of a vehicle. It plays a key role in starting the engine and ensuring it runs smoothly. Without a functioning spark plug, the engine would not be able to ignite the air-fuel mixture, resulting in the vehicle being unable to start.
The proper functioning of seal oil pan, oil seal turbo, and oil gasket seal is crucial for the performance and longevity of the engine. High-quality seals are essential to prevent oil leaks, maintain proper lubrication, and protect the engine components from wear and damage. When selecting these seals, it is important to prioritize quality, durability, and compatibility with specific engine models to ensure optimal performance and reliability.
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What should you take into account when selecting an oil seal? Different types of oil seals and various types of materials are available, each designed for specific uses. It is also important to select the right size of oil seal for the best results. For this reason, selecting the right oil seal requires adequate understanding of the application in which it will be used.
ERIKS type R (type A according to the DIN standard) is identical in shape to type M, but has a rubber outer case with metal reinforcement on the inside. The rubber creates a good seal in the housing, even if the housing has suffered minor damage or is not in its best condition for other reasons. The RST version has a dust lip. These types are often chosen to replace a type with a metal outer case because they are easier to install and can cope with minor damage to the groove, such as scratches.
The mating surfaces of the head or block must be perfectly clean, flat and smooth.
② Spring code

ls3 valve cover gasket. OEM gaskets are recommended for LS3 engines to ensure a perfect fit and reliable performance.
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These are comparable to type R and RST, except the outer case does not have a metal reinforcement ring. To compensate, the outside is not made of normal rubber, but a hard, heavy-duty rubber fabric. The advantage is that these types can be made in a split version. They are almost always produced to order, and made of NBR or FKM.