SKF 18492 Engine Timing Cover Seal

SKF Engine Timing Cover Seal 18492

SKF 18492 is an engine timing cover seal built for precise sealing performance in classic GM applications. It is designed with a polyacrylate sealing surface and sized to match the specified shaft and housing dimensions for a secure fit.

Compatible with a wide range of Buick, Pontiac, and Oldsmobile engines, this seal supports clean operation in vehicles such as the Pontiac GTO, Pontiac Firebird, and Buick LeSabre. SKF 18492 is a direct-fit sealing component for timing cover service where oil control matters.

Key Features

• Part number: 18492
• Engine timing cover seal for sealing system service
• Polyacrylate sealing surface type for application-specific sealing performance
• Width: 0.315 in
• Outside diameter: 2.522 in
• Shaft diameter: 1.868 in
• Designed for classic Buick, Pontiac, and Oldsmobile fitments

Detailed Description

SKF 18492 is engineered for engine timing cover sealing where maintaining oil containment is critical. SKF has a long history in seal design and manufacturing, and this part reflects that focus through material selection and dimensional accuracy. The polyacrylate sealing surface is specified to match the operating environment of the application, helping the seal maintain contact at the shaft and cover interface.

This timing cover seal is listed for vehicles including 1964-1973 Pontiac GTO, 1967-1981 Pontiac Firebird, 1977-1980 Buick LeSabre, and 1975-1979 Oldsmobile Delta 88. If you are servicing a Pontiac Grand Prix, Pontiac Catalina, or Buick Century, SKF 18492 provides a cataloged sealing solution for the listed applications. This part cross-references 484424 and 145818492 for the same application.

What It Helps Address

• Oil seepage at the engine timing cover
• Loss of sealing at the shaft interface
• Contamination entering the timing cover area
• Wear-related sealing issues during timing cover service
• Replacement needs on listed Buick, Pontiac, and Oldsmobile engines

Installation Notes and Tips

Verify shaft diameter, outside diameter, and width before installation to confirm the seal matches the timing cover and shaft dimensions. Clean the sealing surfaces thoroughly and inspect the cover for wear, scoring, or distortion before assembly. Proper alignment during installation helps the seal seat evenly and maintain consistent contact.

For fitment verification, use the vehicle listing for your exact year, make, and model. SKF 18492 is cataloged for applications such as Fits 1964-1973 Pontiac GTO, Fits 1967-1981 Pontiac Firebird, and Fits 1977-1980 Buick LeSabre.

Quality Assurance

SKF manufactures seals to defined specifications using premium materials and controlled production standards. The brand’s seal engineering heritage and application-specific design approach support consistent fit and long service life in the listed engine applications.