Do You Know More Car Parts Than a Mechanic? Test Yourself!

16.7%

You know where it's found, but what is it called?

Piston rings

Brake piston

Engine valve

Poppet valve

Piston rings serve three functions in an engine. They ensure the combustion chamber is sealed. They also increase the transfer of heat from the pistons to the cylinder wall. Finally, they help control oil consumption by collecting excess oil off the cylinder walls.

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