ICT BILLET 551606LS ICT BILLET 551606LS LS Gen 4 Valley Cover with O-Ring Seals

The ICT BILLET 551606LS LS Gen 4 Valley Cover is designed to provide a reliable, precision-machined seal for compatible GM LS-Series engines. This aluminum valley cover is engineered for applications requiring an O-ringed cover for the lifter valley area, including engines equipped with displacement-on-demand (DOD) systems. Its durable construction supports dependable service in demanding automotive environments while maintaining a clean, professional appearance.
The cover is machined from aluminum and features an approximately 0.25-inch-thick design for strength and rigidity. Integrated O-ring sealing helps create a consistent barrier against leaks, while the included hardware supports a convenient installation. The precision-fit construction is intended to work with compatible LS Gen 4 engine configurations, making it a practical choice for engine builds, repairs, and performance projects.
As an ICT BILLET component, part number 551606LS is manufactured with attention to fit, finish, and functional reliability. Verify engine generation, valley cover requirements, and DOD compatibility before ordering to ensure proper application. This product is supplied as one valley cover with O-rings and hardware and is not intended as a universal fit for every LS-Series engine.

Features:

• Brand: ICT BILLET

• Part Number: 551606LS

• Application: GM LS-Series and LS Gen 4 engines

• Design: Valley cover for DOD-compatible applications

• Material: Aluminum

• Construction: Precision machined

• Thickness: Approximately 0.25 inches

• Sealing: O-ringed design

• Included: O-rings and installation hardware

• Quantity: Sold individually