Ferrea Exhaust Valve Set for Chevrolet BB 1.88in 11/32in 5.5in 15 Deg S-Flo

Ferrea Exhaust Valve Set for Chevrolet Big Block — S-Flo Competition Plus Brand: Ferrea High-performance Ferrea exhaust valves engineered for Chevrolet Big Block engines. Precision-forged S-Flo Competition Plus valves deliver improved flow, durability and valve-seat sealing for aggressive street, strip and road-race applications. Key Features Valve Head Diameter: 1.88 in — optimized for increased exhaust flow. Stem Diameter: 11/32 in — durable, OEM-fit stem size for common BB valve guides. Overall Length: 5.5 in — exact length for proper spring and retainer geometry. Angle: 15° — S-Flo profile for smoother flow transition and reduced turbulence. Set: Sold as a complete set of 8 valves for a single cylinder head. Benefits Improved exhaust scavenging and higher horsepower potential. Forged construction for superior fatigue strength and longevity. Consistent valve-to-seat sealing for better combustion and efficiency. Direct replacement fit for Chevy BB applications — simplifies installation. Upgrade your Chevrolet Big Block with Ferrea S-Flo Competition Plus exhaust valves for reliable performance gains and race-proven quality.