Chapter 13, Problem 8RQ

Which of the following statements about the purpose of a cylinder head gasket is not true?

1. It seals intake stroke vacuum, combustion pressure, and the heat of combustion.

It prevents coolant leakage and resists rust, corrosion and, in many cases, meters coolant flow.

It allows for lateral and vertical head movement as the engine heats and cools.

It meters lubricating oil onto the engines cylinder walls.