- Finally, the brand of the spark plug can also have an impact on its price. Some brands are known for producing high-quality spark plugs at reasonable prices, while others may charge a premium for their products.
- Black spark plugs can indicate a variety of issues within the engine. One common cause of black spark plugs is a rich air-fuel mixture, meaning that there is too much fuel being delivered to the cylinders in relation to the amount of air. This can lead to incomplete combustion, resulting in the build-up of carbon deposits on the spark plug.
- Improper Installation: Incorrect oil seal fitting can cause immediate or premature failure. This improper fit can be due to many reasons, such as damage during installation, misalignment, or using the incorrect size.
U-Shaped Silicone Gasket: Applications and Advantages
It is critically important that you choose the appropriate seal for an application. The seals should be ordered from a manufacturer of high repute. To get the best seals, it is important to give accurate design specifications. We describe the difference between mechanical seal and oil seal here.
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.
With the help of tips and information from our suppliers, our specialists will be happy to explain how to install oil seals. Please read the instructions carefully before installation.
However, rubber-cased seals do have limitations. For example, during installation, shear stresses can build up between the seal and housing wall, causing the seal to release itself.

For more detailed information, please see the following:
Names and functions of seal components


What are bearing isolators?


Oil Seal Installation

Standard 3760/3761

7mm spark plug wire. This means that 7mm spark plug wires can withstand the harsh conditions of the engine bay and continue to function effectively for thousands of miles.
Refit the distributor, ensuring that the rotor arm is exactly in line with the first mark. If not, withdraw the distributor and try again.