What are the components of the engine block assembly?

1 Answers
SawyerAnn
07/30/25 9:44am
The engine block assembly mainly consists of the cylinder head, cylinder head cover, cylinder gasket, cylinder block, main bearing cap, and oil pan. Definition of the engine block assembly: The engine block assembly serves as the framework of the engine, providing the mounting base for the crankshaft connecting rod mechanism, valve train, and other major components of the engine's various systems. Classification of the engine block assembly: Features of dry cylinder liners: The outer wall does not directly contact the cooling water. Wall thickness ranges from 1 to 3mm. They offer good strength and rigidity but are more complex to manufacture, difficult to disassemble, and have poor heat dissipation. Features of wet cylinder liners: The outer wall directly contacts the cooling water. Wall thickness ranges from 5 to 9mm. They provide excellent heat dissipation, uniform cooling, and easier manufacturing. However, their strength and rigidity are inferior to dry liners, and they are prone to water leakage.
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