Spark Plug Tube Seal for Ford Escape 3.0L 2001–2004 YF1Z6C527AA 3M4Z6C527AA

The Ford Escape 3.0L spark plug tube seal creates a seal around the engine's spark plug tubes. It helps limit engine oil from entering the spark plug wells, helping protect the spark plug installation area and ignition system.

Product Information

• Product name: Ford Escape 3.0L spark plug tube seal

• Part number: YF1Z6C527AA

• Replacement part number: 3M4Z6C527AA

• Brand: OEM

• Part type: Spark plug tube seal

• Vehicle: Ford Escape

• Engine: 3.0L V6

• Model years: 2001–2004, depending on production date

• Installation location: Spark plug tube area on the engine

• Part type: Sealing gasket

• Condition: New

Compatibility

Part number YF1Z6C527AA is listed for the 2001–2004 Ford Escape 3.0L V6. Part number 3M4Z6C527AA is another spark plug tube seal number used by Ford for some 3.0L applications, with different application dates.

Do not assume the two part numbers are interchangeable on every vehicle. Check the production date, existing part number, or VIN to select the correct seal.

Product Function

• Seals the spark plug tube area.

• Helps limit engine oil leaks into the spark plug wells.

• Helps protect the spark plug installation area and ignition system connectors.

• Helps maintain a seal at the gasket installation point.

Part Features

• Reference part number: YF1Z6C527AA.

• Part number 3M4Z6C527AA applies to some other versions.

• Designed specifically for the spark plug tube area.

• Check the seal dimensions and part number before replacement.

Applicable Vehicles

• 2001–2004 Ford Escape 3.0L V6: confirm fitment by production date and VIN.

• Some Ford, Mazda, and Mercury applications use seals from the same part number group; check the specific OEM part number before installation.

Replacement Recommendations

If you find oil in a spark plug well, inspect the spark plug tube seals and valve cover gasket to identify the source of the leak. When replacing the seal, clean the installation area and check the condition of the spark plug tube before reinstalling.

Check Compatibility Before Ordering

Compare part number YF1Z6C527AA or 3M4Z6C527AA with the existing seal and your VIN to confirm the correct fit for your Ford Escape 3.0.