Elring 166.190 Engine Valve Stem Oil Seal

Elring 166.190 Valve Stem Oil Seal

Elring 166.190 is an engine valve stem oil seal made from FPM (fluoride rubber) for reliable sealing in the valve train. With a 9.0 mm inside diameter, 11.0 mm outside diameter, and 9.5 mm thickness, it is specified for engines using a 5.5 mm valve stem diameter.

This valve stem seal is listed for a wide range of Suzuki, Chevrolet, Pontiac, Geo, and related applications, including Suzuki Swift, Vitara, Grand Vitara, and SX4 models. The Elring 166.190 part number is also referenced across multiple OE and aftermarket numbers for the same application.

Key Features

• Engine valve stem oil seal for valve guide sealing
• FPM (fluoride rubber) construction for heat- and oil-resistant service
• 9.0 mm inside diameter, 11.0 mm outside diameter, 9.5 mm thickness
• Specified for 5.5 mm valve stem diameter
• Elring 166.190 replacement part number
• Cross-references Monroe Shocks & Struts 172286 and 182286 for the same application

Detailed Description

Built for engine sealing service, this Elring valve stem oil seal helps maintain proper oil control at the valve stem and guide interface. The FPM material is selected for demanding engine temperatures and exposure to engine oil, while the listed dimensions support accurate fitment in engines that call for a 9 mm inner diameter seal with a 9.5 mm height. For buyers searching Elring 166.190, valve stem oil seal for Suzuki Swift, or engine valve stem seal for Suzuki Vitara and Grand Vitara, this part matches the published specifications and fitment data.

Compatible vehicle coverage includes Suzuki Swift, Suzuki Vitara, Suzuki Grand Vitara, Suzuki SX4, Suzuki Baleno, Suzuki Fronx, Chevrolet Aveo, Chevrolet Metro, Chevrolet Tracker, Pontiac Matiz, Pontiac Firefly, Geo Metro, Geo Tracker, Suzuki Sidekick, Suzuki Samurai, Suzuki Esteem, Suzuki X-90, Suzuki Swift+, and Chevrolet Sprint across the listed model years.

What It Helps Address

• Oil leakage past the valve stem seal
• Blue exhaust smoke caused by oil entering the combustion chamber
• Oil consumption related to worn valve stem seals
• Carbon buildup on valves and combustion components
• Loss of sealing performance during cylinder head service

Installation Notes and Tips

• Verify valve stem diameter is 5.5 mm before installation.
• Confirm seal dimensions match the cylinder head specification: 9.0 mm ID, 11.0 mm OD, 9.5 mm thickness.
• Inspect valve guides and stems for wear before replacing the seal.
• Install carefully to avoid damaging the sealing lip during cylinder head assembly.
• Use the vehicle-specific service manual for torque and assembly procedures.

Quality Assurance

Elring is a recognized engine sealing brand, and this part is manufactured to the published dimensional and material specifications for the listed applications. The Elring 166.190 valve stem oil seal is cataloged for direct replacement use where the OE-style dimensions and FPM material are required.