Mahle SS45931 Engine Valve Stem Oil Seal Set - Intake and Exhaust

Mahle Valve Stem Oil Seal Set SS45931

Mahle SS45931 is an engine valve stem oil seal set built for intake and exhaust valve sealing in confirmed Chrysler, Dodge, Jeep, and Volkswagen applications. It uses fluoroelastomer seal material and OE-style dimensions to support consistent valve stem sealing in engines that call for this specification.

Key Features

• Valve stem oil seal set for intake and exhaust positions
• Fluoroelastomer construction for heat and oil resistance
• Upper inside diameter: 6.55 mm
• Inside diameter: 0.25 in
• Outside diameter: 0.655 in
• Height: 0.022 in
• Mahle part number SS45931 for direct catalog lookup
• This part cross-references FEL-PRO SS 71035 for the same application.

Detailed Description

Mahle SS45931 is an engine valve stem oil seal set engineered to match the sealing dimensions used in a range of Chrysler, Dodge, Jeep, and Volkswagen engines. The fluoroelastomer seal material is selected for demanding valve-train environments where oil control and dimensional stability matter. With an outside diameter of 0.655 in and an inside diameter of 0.25 in, this seal set is specified for engines that require this exact fitment profile. Mahle SS45931 is a practical OE-style replacement for vehicles including the Jeep Wrangler, Chrysler Town & Country, Dodge Grand Caravan, Volkswagen Routan, Chrysler Pacifica, Dodge Caravan, Chrysler Voyager, and Chrysler Grand Voyager.

What It Helps Address

• Oil leakage past worn valve stem seals
• Blue exhaust smoke caused by oil entering the combustion chamber
• Oil consumption related to valve guide sealing wear
• Rough idle or fouled spark plugs from oil contamination
• Loss of sealing performance during cylinder head service

Installation Notes and Tips

Verify valve stem diameter, seal height, and outside diameter before installation. This part is listed for intake and exhaust positions, so confirm the engine’s seal specification against the vehicle application. For best results, inspect valve guides and related top-end components during cylinder head service, and follow the engine manufacturer’s service procedure for seal installation.

Quality Assurance

Mahle supplies sealing products used by OEMs and technicians worldwide, and SS45931 follows the dimensional and material requirements expected for engine valve stem sealing service. Confirm vehicle fitment by year, make, model, and engine specification before ordering. Compatible applications include 2001-2011 Chrysler Town & Country, Dodge Grand Caravan, Jeep Wrangler, and related models listed in the fitment data.