Apex AVC371S Engine Valve Cover Gasket Set

Engine Valve Cover Gasket Set for GM V8 Applications

The Apex AVC371S engine valve cover gasket set is built for a wide range of GM vehicles that use grommet-style valve cover sealing. It is a direct-fit sealing solution for many Chevrolet, GMC, Cadillac, Buick, Pontiac, Hummer, Saab, and Isuzu applications from 1999-2020.

Use this gasket set when servicing valve cover leaks on popular platforms such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Tahoe. The Apex AVC371S is also a fitment match for many LS-based cars and trucks, including the Camaro, Corvette, and Escalade.

Key Features

• Engine valve cover gasket set for GM applications with grommets
• Fits a broad range of Chevrolet, GMC, Cadillac, Buick, Pontiac, Hummer, Saab, and Isuzu models
• Direct-fit replacement for many 1999-2020 vehicles
• Supports common V8 valve cover sealing service needs
• Part number AVC371S for catalog and fitment lookup

Detailed Description

Apex AVC371S is an engine valve cover gasket set intended for vehicles listed in the fitment data, including Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, Cadillac Escalade, and Chevrolet Corvette applications. It is listed for use with grommets and covers a broad range of trucks, SUVs, and performance cars that require reliable valve cover sealing. This part number, AVC371S, is a useful reference when matching the correct gasket set for GM engine service.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Can Address

• Oil seepage around the valve cover perimeter
• Oil residue on the engine or exhaust components
• Failed or hardened valve cover sealing surfaces
• Maintenance service on leaking GM valve covers
• Replacement during top-end engine repair

Installation Notes and Tips

Confirm engine application and valve cover style before ordering. Clean the sealing surfaces thoroughly before installation, and inspect the valve cover and grommet areas for damage or distortion. Verify fitment for your exact year, make, and model, especially on Silverado, Sierra, Tahoe, and Escalade applications. The part number AVC371S should be matched to the vehicle listing before installation.

Quality Assurance

Fitment is listed for 496 vehicle applications across model years 1999-2020. Review the vehicle-specific fitment data carefully to confirm compatibility before service.