Walnut Creek Auto Repair

Monthly Archives: April 2021

What is a Head Gasket Leak?

What is a Head Gasket Leak?

Compressed right between the engine block and the cylinder head, a head gasket is a small component that is essential to the efficient functioning of your car. Without a gasket, the motor oil and the coolant will keep mixing together as they move through the casting ports of the engine block and the cylinder head. Additionally, the internal combustion chamber will not seal properly, leading to reduced power from the combustion process. A blown head gasket means the cylinder block is cushioned properly from the cylinder head, and the engine fluids will start mixing and leaking to other parts of the engine. But what could lead to a head gasket leak? The following are some causes that may result in a head gasket leak. Overheating The billowing of clouds of white smoke is the utter indication of an overheating engine. Overheating causes the metal present in the engine to expand and loosen the grip on the sealing of the head gasket. The gasket material gets tampered with and can no lon ... read more

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