SKF 18857 Engine Timing Cover Seal

SKF Timing Cover Seal for Nissan and INFINITI

SKF Timing Cover Seal Part Number 18857 is an engine sealing component built for Nissan and INFINITI applications that need a precise timing cover seal. With LongLife sealing surface design and application-specific dimensions, it helps maintain proper sealing at the timing cover where engine oil control is critical.

Key Features

• SKF Timing Cover Seal, Part Number 18857
• LongLife sealing surface type for durable sealing performance
• Width: 0.276 in.
• Outside diameter: 2.367 in.
• Shaft diameter: 1.890 in.
• Engine timing cover seal for select Nissan and INFINITI vehicles

Product Details

SKF has a long history in seal engineering, beginning with the first integrated shaft seal in 1928. This timing cover seal is manufactured to specific design requirements using premium materials selected for the application and operating environment. The result is a precision-fit engine seal for vehicles such as the Nissan Murano, Pathfinder, Maxima, GT-R, and INFINITI Q50, QX60, and Q60. Part Number 18857 is also cross-referenced to 1351031U00 for the same application.

What This Seal Helps Address

• Oil seepage at the timing cover area
• Loss of sealing integrity around the shaft interface
• Contamination entering the engine sealing area
• Wear-related seal replacement during timing service
• Leak diagnosis on Nissan and INFINITI V6 applications

Installation Notes and Tips

• Verify shaft diameter, outside diameter, and width before installation.
• Inspect the timing cover and sealing surface for scoring, corrosion, or debris.
• Clean the mating surfaces thoroughly before fitting the new seal.
• Use proper installation tools to avoid damaging the sealing lip or housing.
• Confirm vehicle fitment by year, make, and model before ordering.

Quality Assurance

SKF manufactures seals to high quality standards with an emphasis on long service life and dependable engine protection. Part Number 18857 is engineered for the listed Nissan and INFINITI applications, including 2020-2024 Nissan Murano, 2022-2024 Nissan Pathfinder, 2023-2024 Nissan Z, 2017-2023 INFINITI Q50, and 2016-2023 INFINITI QX60.