Durable N20 BMW Cylinder Head Cover Cylinder Headcover 11127588412

Auto Engine Parts Valve Cover Cylinder Head Cover Other Engine Parts 11127588412 For BMW N20
 
 

• A valve cover is installed on the valve cover to protect the valve and the valve spring and ensure their normal operation.
• Gaskets are usually installed between the valve cover and the cylinder head to ensure sealing performance and balance different thermal expansion coefficients.
• The engine bonnet usually has a plurality of bolt holes for firmly mounting it on the cylinder head.
• Support camshaft and valve mechanism: Engine bonnet provides the function of installing and supporting camshaft and valve mechanism. Their stable and accurate installation is very important for the normal operation of the engine.
• Management of valve clearance: Engine bonnet usually has an accurately designed opening, which is convenient for checking and adjusting the valve clearance to ensure the good operation of the valve mechanism."