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Spark Plug Tube Seal

Critical For Operation

Engine

Seals the spark plug tube to prevent oil leaks and ensure proper engine operation.

The spark plug tube seal provides a tight seal around the spark plug tube, preventing oil from leaking into the spark plug well and ensuring proper engine performance and protection of the spark plug and ignition components.

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Typical part cost
$10–$40🔒
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Typical labor cost
$50–$150🔒
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Typically lasts
100,000–200,000 mi
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Or about
7.0–10.0 years
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DIY difficulty
3/10

⚠️ Owners Often Notice

If the Spark Plug Tube Seal is starting to fail, these are the signs owners most commonly report before it gets worse:

Oil in spark plug well
Engine misfires
Poor engine performance

Related Services

Services commonly performed on or around this part.

Replace Spark Plug Tube Seal(s)

No standard interval on file

Inspect Spark Plug Tube Seal(s)

No standard interval on file