FAG SS3126 Engine Timing Cover Seal

Engine Timing Cover Seal for Ford Super Duty

FAG SS3126 is a metal engine timing cover seal built with Viton sealing material for demanding Ford diesel applications. It is engineered to help keep contaminants out and retain lubricant at the sealing surface, supporting reliable engine sealing in service.

Compatible with select 2003-2010 Ford E-350 Super Duty, F-250 Super Duty, F-350 Super Duty, E-350 Club Wagon, and Excursion applications, this seal is specified by bore diameter, outside diameter, and width for application-specific service work.

Key Features

• Part number: SS3126
• Metal seal construction
• Viton sealing material for durability in engine sealing applications
• Bore diameter: 3.228 in. / 81.991 mm
• Seal outside diameter: 3.237 in. / 82.22 mm
• Seal width: 2.146 in. / 54.508 mm
• Cross-references Gates 21384 and National 710890 for the same application

Detailed Description

FAG SS3126 is an engine timing cover seal designed around precise dimensional requirements and material selection. The metal seal type and Viton sealing material are suited for sealing interfaces where contamination control and lubricant retention are critical. This part number is listed for Ford Super Duty diesel applications, including 2003-2007 Ford F-250 Super Duty, 2003-2007 Ford F-350 Super Duty, 2004-2010 Ford E-350 Super Duty, 2004-2005 Ford E-350 Club Wagon, and 2003-2005 Ford Excursion. If you are sourcing a Ford E-350 Super Duty timing cover seal or a Ford F-250 Super Duty engine seal, SS3126 provides the specified dimensions needed for the correct service fit.

What It Helps Address

• Oil leakage at the timing cover sealing surface
• Contamination from dirt, dust, and moisture entering the sealed area
• Loss of lubricant at the seal interface
• Wear-related sealing issues in high-demand diesel engine service
• Replacement needs for Ford Super Duty timing cover seal service

Installation Notes and Tips

Verify bore diameter, outside diameter, and seal width against the removed part before installation. Clean the sealing surface thoroughly and inspect the mating components for wear, scoring, or corrosion. Confirm the vehicle application by year, make, model, and engine configuration before ordering, especially on Ford diesel trucks and Excursion applications. Use proper installation practices to avoid damaging the metal seal case or Viton sealing lip.

Quality Assurance

FAG designs seals to meet vehicle manufacturer specifications and works with suppliers to maintain its quality standards. The SS3126 is built for application-specific sealing performance in Ford E-350 Super Duty, F-250 Super Duty, and related diesel platforms.