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Distributor O-Ring

Critical For Operation

Ignition System

Provides a seal between the distributor and engine block to prevent leaks.

The distributor O-ring creates a tight seal between the distributor and engine block, preventing oil or vacuum leaks that could affect engine performance.

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Typical part cost
$5–$15🔒
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Typical labor cost
$50–$100🔒
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Typically lasts
80,000–150,000 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 Distributor O-Ring is starting to fail, these are the signs owners most commonly report before it gets worse:

Oil leaks
Engine misfires
Poor engine performance
Vacuum leaks
Check engine light
Rough idling

Related Services

Services commonly performed on or around this part.

Replace Distributor O-Ring(s)

No standard interval on file

Inspect Distributor O-Ring(s)

No standard interval on file