... gasket that sits between the engine block and cylinder head in an internal combustion engine. Its purpose is to seal ... maximum compression and avoid leakage of coolant or engine oil into the cylinders; as such, it ... is the most critical sealing application in any engine, and, as part of the combustion chamber, ... and Korean cars.4.We can provide gasket cylinder for the optra,lova,aveo,epica,cruze,sail ...