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    Rocker cover - Wikipedia

    A rocker cover (UK), valve cover elsewhere) is a cover that encloses the rocker arm in an internal combustion engine, bolting with a gasket seal to the engine head. Engines with more than one head (such as a V8) will have multiple rocker covers. On engines without rocker arms, such as some overhead cam and … See more

    Rocker covers did not exist in early engines, which had exposed intake and exhaust valves (for ease of lubrication). With the advance of central lubrication rocker covers were … See more

    A rocker cover gasket (valve cover gasket in the US and Canada) is used to seal the joint between the cover and engine head. Failure of the gasket can cause oil to leak from the engine. A See more

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  2. Valve Cover 101: All About Valve Covers - EngineLabs

  3. What is a Rocker Cover and Why Should You Have One?

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