337GB4108M
Cylinder Head Cover
Mack

This component seals the top of the engine’s cylinder head, preventing oil leaks and contaminants from entering the combustion chamber. Its robust construction ensures durability under high temperatures and pressures typical of heavy-duty engines. A properly functioning cylinder head cover maintains engine efficiency and prevents oil loss, which is crucial for lubrication and cooling. Easy to install and maintain, it plays a vital role in engine longevity and performance. Source One Parts Center supplies this cover as a reliable part to help keep your engine running smoothly and efficiently in demanding operational conditions.