Engine Cylinder Air Deflectors

Replacement Parts > Engine > Cylinder Block Components

Engine Cylinder Air Deflectors

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What is an engine cylinder air deflector?

An engine cylinder air deflector is a plastic or metal cover that fits over the cylinder head. It is designed to deflect air away from the cylinder walls and head, and help cool the engine.

How do I know if my engine cylinder air deflector is faulty?

You can inspect your engine cylinder air deflector visually. If it is cracked, warped, or missing, it likely needs to be replaced. Additionally, if the engine is running hotter than normal, it could be a sign that the air deflector is not working properly.

Can a faulty engine cylinder air deflector cause damage?

A faulty engine cylinder air deflector can cause the engine to run too hot and lead to engine damage.

How do I replace an engine cylinder air deflector?

Replacing an engine cylinder air deflector is a relatively straightforward process. To replace the air deflector, you will need to:

  1. Remove the old air deflector from the cylinder head.
  2. Clean the cylinder head.
  3. Install the new air deflector onto the cylinder head.
  4. Tighten the mounting bolts to the manufacturer's specifications.


How often should I inspect my engine cylinder air deflector?

You should inspect your engine cylinder air deflector every time you change your engine oil. Additionally, you should inspect it any time you notice the engine running hotter than normal.