Regular maintenance of the spark plug ignition coil is essential to ensure optimal engine performance. This includes checking for any signs of wear or damage, such as cracks in the casing or corrosion on the connectors. It is also important to replace the ignition coil as part of the recommended maintenance schedule to prevent any potential issues from arising.
- Firstly, it is important to understand what a valve cover gasket is. A valve cover gasket is a seal that sits between the cylinder head and the valve cover, preventing oil from leaking out of the engine and onto the ground. The B20 series valve cover gasket is specifically designed for certain types of engines, ensuring a perfect fit and optimal performance.
oil seal
ISO 6194-1 1)
Rubber oil seals with a rubber fabric outer case

Material Selection:

Oil seals come in a vast range of materials and compounds. Even older materials, such leather, are still used today. Nitrile is among the most common materials for oil seals but is slowly losing ground to PTFE, which is gaining popularity due to its effectiveness in high-speed applications.
4. Fluroelastomer also popularly known as Viton. – The high temperature resistant material used in places where temperature is more than 120 Degree Celcius.