Moroso 22631 Adjustable Vacuum Relief Valve Engine Oil Pan Gasket

The Moroso 22631 Vacuum Relief Valve is an adjustable pressure management solution designed for racing and high-performance engines equipped with vacuum pump systems. This precision-engineered valve allows you to fine-tune vacuum levels to prevent excessive crankcase vacuum that can damage engine seals and gaskets.

Key Features:

• Fully adjustable design allows precise vacuum level control to match your specific application
• Compatible with any vacuum level for versatile installation options
• Disassembles easily for routine cleaning and maintenance
• Machined from lightweight 6061-T6 aluminum for durability and corrosion resistance
• Smooth, attractive finish complements professional engine bays
• Compact design for easy mounting in tight spaces

This vacuum relief valve is essential for engines running external vacuum pumps, preventing over-evacuation of the crankcase while maintaining optimal ring seal and reducing windage losses. The adjustable nature ensures you can dial in the perfect vacuum level for your combination, whether it's a naturally aspirated race engine or a forced induction setup.