FAG SS3663 Engine Camshaft Seal

Engine Camshaft Seal for Ford, Mazda, Jaguar and More

The FAG SS3663 is an engine camshaft seal built with a metal and spring design and nitrile sealing material for dependable sealing performance. With precise dimensions and OE-style application coverage, it is a direct-fit choice for many Ford, Mercury, Mazda, Lincoln, and Jaguar vehicles.

Use SS3663 when you need a camshaft seal that matches the bore, outside diameter, and width required by the application. This part number is also referenced as FAG SS3663 for easy catalog matching.

Key Features

• Metal and spring seal construction for stable sealing contact
• Nitrile sealing material for resistance to engine oil exposure
• Bore diameter: 1.624 in. / 41.25 mm
• Seal outside diameter: 1.628 in. / 41.351 mm
• Seal width: 1.063 in. / 6.35 mm
• Engine sealing component for camshaft applications
• Cross-reference: National 471651 and SKF 10598 for the same application

Detailed Description

FAG SS3663 is engineered as an engine camshaft seal for vehicles that require a precise sealing interface at the camshaft opening. The metal and spring seal type helps maintain consistent contact, while the nitrile sealing material is selected for engine environments where oil control is critical. Dimensions are tightly specified to support proper fitment in applications such as Ford Escape, Ford Fusion, Mercury Mariner, Mazda 6, Mazda Tribute, and Jaguar X-Type models listed in the fitment data.

Fits 2002-2012 Ford Escape, N/A. Fits 2006-2012 Ford Fusion, N/A. Fits 2006-2011 Mercury Mariner, N/A. Fits 2003-2008 Mazda 6, N/A. Fits 2001-2004 Mazda Tribute, N/A. Fits 2002-2008 Jaguar X-Type, N/A. The SS3663 part number is also used across additional Ford, Mercury, Mazda, Lincoln, and Jaguar applications shown in the fitment table.

What This Seal Helps Address

• Oil leakage at the camshaft seal area
• Contamination entering the sealed engine opening
• Loss of sealing tension from worn original components
• Improper fit caused by incorrect seal dimensions
• Service issues on Ford Fusion, Ford Escape, and Mazda 6 engine sealing applications

Installation Notes and Tips

Verify bore diameter, outside diameter, and seal width before installation. Clean the sealing surface thoroughly and inspect the camshaft and housing for wear, scoring, or debris that could affect sealing performance. Confirm the exact engine configuration and model year against the fitment list before ordering SS3663.

Quality Assurance

FAG sources materials and designs seals to meet vehicle manufacturer specifications, with application-specific engineering focused on contamination control and grease or oil retention at the bearing or engine sealing interface. This part is built to FAG quality standards for the listed vehicle applications.