Air Flow Research 7631-1 High-Performance Big Block Chevy Exhaust Valve

The Air Flow Research 7631-1 exhaust valve is designed for high-performance Big Block Chevy applications. It features a 1.880-inch head, an 11/32-inch valve stem, and a 5.450-inch overall length for use in compatible engine builds.

Constructed from stainless steel, this exhaust valve is intended for performance-oriented valvetrain applications. Its specifications make it suitable for engine builders seeking a replacement or upgrade component matching these dimensions and material requirements.

Each package contains one Air Flow Research exhaust valve. Confirm engine and cylinder-head requirements before installation to ensure the valve specifications match the intended application.

Features:

• Brand: Air Flow Research
• Part Number: 7631-1
• Application: Big Block Chevy
• Type: High-performance exhaust valve
• Material: Stainless steel
• Valve Head Diameter: 1.880 inches
• Valve Stem Diameter: 11/32 inch
• Overall Length: 5.450 inches
• Quantity: Sold individually