Elring 771.490 Turbocharger Seal Ring

Turbocharger Seal Ring for Ford Super Duty

Elring 771.490 is a turbocharger seal ring for regulated 2-stage charging systems with VTG/VTG in series. It is listed for 2008-2010 Ford F-250 Super Duty and 2008-2010 Ford F-350 Super Duty applications where the seal ring is positioned behind the exhaust turbo charger and in front of the exhaust turbocharger.

Key Features

• Turbocharger seal ring for air and fuel delivery sealing systems
• Supports regulated 2-stage charging with VTG/VTG in series
• Direct fitment listing for 2008-2010 Ford F-250 Super Duty
• Direct fitment listing for 2008-2010 Ford F-350 Super Duty
• Elring part number 771.490 for catalog and service reference

Detailed Description

Elring 771.490 is a sealing component used in turbocharger assemblies to maintain a secure seal at the specified turbocharger interface. The regulated 2-stage charging design with VTG/VTG in series makes this part relevant for Ford Super Duty diesel turbo systems that rely on precise exhaust-side sealing. This part cross-references W302566 for the same application. For buyers searching for a Ford F-250 Super Duty turbocharger seal ring or a Ford F-350 Super Duty turbocharger seal ring, 771.490 provides a cataloged match for the listed model years.

What It Helps Address

• Exhaust leakage at the turbocharger sealing point
• Loss of sealing integrity between turbocharger components
• Turbo system noise caused by a worn seal ring
• Service replacement for damaged or heat-cycled sealing surfaces
• Fitment lookup for Ford Super Duty turbocharger seal ring applications

Installation Notes and Tips

Verify the turbocharger configuration and seal location before installation. Clean the mating surfaces thoroughly, inspect adjacent turbocharger hardware for wear or carbon buildup, and confirm the part number 771.490 matches the vehicle’s regulated 2-stage charging setup. Fitment is listed for 2008-2010 Ford F-250 Super Duty and 2008-2010 Ford F-350 Super Duty, with the seal ring positioned behind the exhaust turbo charger and in front of the exhaust turbocharger.

Quality Assurance

Elring is an established OE-focused sealing brand known for engine and turbocharger sealing components. Part number 771.490 is cataloged for the specified Ford Super Duty applications and cross-references W302566 for the same use case.