LS Gen 3 Valley Cover Plate Kit w/ Gasket For GM LS-Series 4.8L 5.3L 5.7L 6.0L

LS Gen 3 Valley Cover Plate Kit For GM LS-Series

This LS Gen 3 valley cover plate kit with gasket seals the lifter valley on GM LS-Series 4.8L, 5.3L, 5.7L, and 6.0L engines, replacing the factory cover with a durable drop-in unit for a clean, leak-free top end.

Overview

The LS Gen 3 valley cover plate kit is a direct-fit replacement for the factory cover on GM LS-Series engines, sealing the lifter valley to keep oil where it belongs. This valley cover plate kit includes the cover and a fresh gasket for a complete install on 4.8L, 5.3L, 5.7L, and 6.0L applications. It suits engine builders, swap projects, and anyone refreshing a high-mileage LS top end.

Built For Performance

• Fits GM LS-Series Gen 3 engines including 4.8L, 5.3L, 5.7L, and 6.0L displacements
• Seals the lifter valley to prevent oil seepage and vacuum leaks
• Includes a fresh gasket for a complete, ready-to-install kit
• Drop-in replacement for the factory valley cover
• Suitable for stock rebuilds and performance build-ups alike

Fits These Machines

• for GM LS-Series 4.8L engines
• for GM LS-Series 5.3L engines
• for GM LS-Series 5.7L engines
• for GM LS-Series 6.0L engines

On-The-Job Use

• Engine rebuilds and top-end refreshes on LS-Series V8s
• Swap projects that need a clean, sealed lifter valley
• Replacing a leaking or warped factory valley cover
• Performance builds where a proper sealing surface matters

Specs At A Glance

Good To Know

Q: Does this kit fit all Gen 3 LS engines? A: It is listed for GM LS-Series 4.8L, 5.3L, 5.7L, and 6.0L Gen 3 engines. Confirm your engine code and cover style before ordering.

Q: Is a gasket included? A: Yes, the kit ships with a gasket for the valley cover. Inspect the sealing surface during install for best results.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.