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- Installing the Spark Plug 794 055A is a straightforward process that can be performed by most DIY enthusiasts. Here are the steps to follow
Oil Seal Installation: A How To
- A valve cover gasket is an essential component of an engine that helps to seal the valve cover to the cylinder head. This gasket prevents oil from leaking out of the engine and keeps dirt and debris from entering the engine.
- 5. Set the spark plug gap Use the spark plug gap tool to set the correct gap between the center electrode and ground electrode of the plug.
Maintenance and Replacement of Oil Seals

Installation inaccuracies
A standard oil seal consists of an outer circular metal disk with an inner flexible rubber which is affixed to the metal during vulcanization. The bonded seal has no loose parts to allow leakage of oil or ingress of any contaminants. This kind of seal is more accurate, and can easily be fitted into a smaller space. An example is shown in Figure 2.9.
As type C with dust lip
Oil seals come in various shapes to fit the machines and substances to be sealed.
Figure 2 shows the structure and the names of the various components of the most typical oil seal.
The functions of the various components are also indicated in Table 1.
What are rotary shaft seals?
Type B Oil seals