Engine Intake Manifold Expansion Plugs

Replacement Parts > Engine > Hardware, Fasteners and Fittings

Engine Intake Manifold Expansion Plugs

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What are Engine Intake Manifold Expansion Plugs?

Engine Intake Manifold Expansion Plugs are small components that are used to seal off the intake manifold and keep air and other elements out of the engine.

How do I determine if my Plug is faulty?

If your Plug is faulty, you may experience a decrease in engine performance, increased emissions, or a vacuum leak. You can also inspect the Plug to see if it is cracked or corroded.

Can a faulty Plug cause damage to my engine?

Yes, a faulty Plug can cause damage to your engine. A faulty Plug can allow air and other elements to enter your engine, which can cause damage to the engine components.

How do I replace an Engine Intake Manifold Expansion Plug?

To replace an Engine Intake Manifold Expansion Plug, you will need to:

  1. Disconnect the negative battery terminal.
  2. Locate the Plug and remove it using a screwdriver or wrench.
  3. Install the new Plug using a screwdriver or wrench.
  4. Reconnect the negative battery terminal.


How often should I inspect my Plug?

It is recommended that you inspect your Plug every few months or after any major service to ensure that it is in good condition.