Engine Efficiency and Protection

The cover assembly valve is an essential component for the optimal functioning of your engine's top section. Its primary role is to safeguard vital engine parts from dirt, debris, and foreign substances that could lead to damage. Additionally, it ensures that oil remains within the engine's top half, preventing leaks and containing the lubricating oil necessary for smooth engine operation.

How It Works

Mounted on top of the engine's cylinder head, the cover assembly valve works as a durable shield, containing oil splashes and housing the valve train. Within the cover, there's often a gasket that provides a firm seal, stopping any oil from seeping out while stabilizing pressure in the valve cover area to promote efficient performance.

The Consequences of a Faulty Cover

When this part becomes compromised, oil leaks, decreased engine efficiency, and potential contamination of engine parts can occur. A damaged cover may result in a messy engine bay and lower oil levels, possibly leading to overheated engine components or even total engine failure if left unaddressed.

Compatible Models

• X-Trail
• Rogue
• Elgrand
• Teana
• Murano