BCBC MOPR100 Engine Oil Pressure Relief Valve

Engine Oil Pressure Relief Valve Overview

The Melling MOPR100 is an engine oil pressure relief valve for stock applications. It is built to strict specifications with quality materials to help maintain proper oil pressure control in compatible GM trucks, vans, and SUVs.

Key Features

• Engine oil pressure relief valve for stock replacement use
• Threaded terminal design with a single male terminal
• One mounting hole and five ports for the specified application
• Built to stringent specifications for consistent operation
• Fits a wide range of Chevrolet, GMC, and Cadillac applications

Detailed Description

This Melling oil pressure relief valve, part number MOPR100, is intended for stock engine applications where controlled oil pressure is required. The threaded terminal design and specified mounting dimensions support direct service replacement in compatible engines. Coverage includes Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Express vans, Tahoe, Suburban, Avalanche, and Cadillac Escalade applications, along with matching GMC Sierra, Savana, Yukon, and Yukon XL models. If you are replacing a worn or sticking relief valve, MOPR100 provides a service part option for maintaining oil system regulation in these GM platforms.

What It Is Used For

• Restoring oil pressure regulation when the original valve is worn
• Addressing inconsistent oil pressure readings caused by valve wear
• Replacing a sticking or restricted relief valve in the oiling system
• Supporting proper lubrication control in stock engine applications

Installation Notes and Tips

Verify engine application, mounting dimensions, and terminal style before installation. Confirm the part number MOPR100 against the original component and inspect the oiling system for contamination or wear that could affect valve operation. Professional installation is recommended for accurate fitment and proper engine service.

Quality Assurance

Melling builds this valve to stringent specifications using quality materials for dependable service in standard applications. This part cross-references GM (e.g., 12608835) for the same application.