Air Flow Research BBC 7633-1 Exhaust Valve 1.880 Inch Head Diameter 11/32 Inch Stem Diameter 5.450 Inch Length Inconel

The Air Flow Research BBC 7633-1 exhaust valve is designed specifically for big block Chevy engines, providing reliable performance and durability. Crafted from Inconel, a high-performance alloy known for its heat resistance and strength, this valve ensures optimal engine operation under demanding conditions. The valve features a 1.880-inch head diameter and an 11/32-inch stem diameter, making it suitable for high-performance applications. With a length of approximately 5.450 inches, this exhaust valve offers a precise fit for compatible engine builds. Its robust construction helps improve exhaust flow efficiency, contributing to increased power and engine longevity. Suitable for professional engine builders and automotive enthusiasts, this valve is an essential component for customizing or rebuilding big block Chevy engines. Easy to install and engineered for precision, the AFR BBC 7633-1 exhaust valve enhances engine performance while maintaining durability under high-temperature operation.

Features:

• Made from Inconel for high heat resistance and durability

• Designed for big block Chevy engines

• Head diameter: 1.880 inches

• Stem diameter: 11/32 inches

• Overall length: 5.450 inches

• Precision-engineered for reliable exhaust flow

• Suitable for high-performance automotive applications