Mahle SS45613 Engine Valve Stem Oil Seal Set - Exhaust or Intake and Exhaust

Mahle SS45613 Valve Stem Oil Seal Set

Mahle SS45613 is an engine valve stem oil seal set built for intake and exhaust valve sealing on a wide range of GM and Ford applications. It uses fluoroelastomer seal material and OE-style dimensions to support consistent valve stem control in engines such as the Chevrolet S10, GMC Sonoma, and Ford Escort.

Key Features

• Fluoroelastomer valve stem seal material for heat and oil resistance
• Inside diameter: 0.312 in. / 7.9 mm
• Outside diameter: 0.472 in.
• Thickness and height: 0.015 in.
• Positive-type valve stem seal design
• Compatible with intake and exhaust valve positions where listed
• Mahle sealing product engineered to meet OEM and technician expectations

Detailed Description

The Mahle SS45613 engine valve stem oil seal set is specified for a broad range of domestic vehicles, including Chevrolet S10, GMC Sonoma, Buick Century, Pontiac Grand Am, and Ford Escort applications. The seal dimensions and fluoroelastomer construction are selected to match the valve stem sealing requirements found in these engines, helping maintain proper oil control at the valve guide area. This part number, SS45613, also cross-references select OE and aftermarket listings for the same application.

Mahle’s gasket and sealing products are used by OEMs and technicians worldwide, and this valve stem seal set follows that same OE-focused approach with precise sizing and material selection. For buyers searching for a valve stem seal set for 1987-1993 Chevrolet S10, 1991-1993 GMC Sonoma, or 1981-1990 Ford Escort engine service, SS45613 is a direct-fit reference to verify against the engine build and valve configuration.

What It Helps Address

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

Installation Notes and Tips

Verify valve stem diameter, seal style, and engine code before installation. This part is listed for intake and exhaust positions on many applications, while some vehicles use exhaust-only coverage, so match the fitment notes to the exact engine configuration. Clean the valve guide area thoroughly and inspect the stems and guides for wear before installing the new seals.

Quality Assurance

Mahle sealing components are trusted in OEM and professional repair environments for accurate fit and dependable sealing performance. SS45613 is built as an OE-style replacement valve stem oil seal set for the listed applications.

Compatible Vehicles

• Fits 1987-1993 Chevrolet S10, intake and exhaust
• Fits 1991-1993 GMC Sonoma, intake and exhaust
• Fits 1987-1992 Buick Century, intake and exhaust
• Fits 1990-1992 Chevrolet Lumina, intake and exhaust
• Fits 1987-1992 Oldsmobile Cutlass Ciera, intake and exhaust
• Fits 1987-1992 Oldsmobile Cutlass Cruiser, intake and exhaust
• Fits 1987-1991 Buick Skylark, intake and exhaust
• Fits 1981-1990 Ford Escort, intake and exhaust
• Fits 1987-1990 GMC S15, intake and exhaust
• Fits 1987-1990 GMC Safari, intake and exhaust
• Fits 1987-1988 Chevrolet S10 Blazer, intake and exhaust
• Fits 1987-1988 GMC S15 Jimmy, intake and exhaust
• Fits 1987-1988 Pontiac Fiero, intake and exhaust
• Fits 1987-1991 Pontiac 6000, intake and exhaust
• Fits 1987-1991 Pontiac Grand Am, intake and exhaust
• Fits 1987-1990 Chevrolet Astro, intake and exhaust
• Fits 1987-1990 Chevrolet Celebrity, intake and exhaust
• Fits 1982-1983 Buick Century, intake and exhaust
• Fits 1982-1986 Buick Skyhawk, intake and exhaust
• Fits 1982-1986 Oldsmobile Firenza, intake and exhaust
• Fits 1981-1987 Mercury Lynx, intake and exhaust
• Fits 1978-1980 Ford Fiesta, intake and exhaust
• Fits 1971-1974 Ford Pinto, intake and exhaust
• Fits 1971-1974 Mercury Capri, intake and exhaust
• Fits 1984-1986 Buick Century, exhaust
• Fits 1985-1986 Chevrolet Astro, exhaust
• Fits 1984-1986 Chevrolet Celebrity, exhaust
• Fits 1985-1986 Chevrolet S10, exhaust
• Fits 1985-1986 Chevrolet S10 Blazer, exhaust
• Fits 1985-1986 GMC S15, exhaust
• Fits 1985-1986 GMC S15 Jimmy, exhaust
• Fits 1985-1986 GMC Safari, exhaust
• Fits 1984-1986 Oldsmobile Cutlass Ciera, exhaust
• Fits 1984-1986 Pontiac 6000, exhaust
• Fits 1984-1986 Pontiac Fiero, exhaust
• Fits 1986 Pontiac Sunbird, intake and exhaust
• Fits 1984-1985 Buick Skylark, exhaust
• Fits 1984-1985 Chevrolet Citation II, exhaust
• Fits 1984-1985 Pontiac J2000 Sunbird, intake and exhaust
• Fits 1984 Oldsmobile Omega, exhaust
• Fits 1984 Pontiac Phoenix, exhaust
• Fits 1982 Pontiac Phoenix, exhaust
• Fits 1982-1983 Mercury LN7, intake and exhaust
• Fits 1982-1983 Oldsmobile Omega, intake and exhaust
• Fits 1982-1983 Pontiac J2000, intake and exhaust
• Fits 1983 Pontiac Phoenix, intake and exhaust