Ferrea Chevy SB 1.6in 11/32 5.060in 14 Deg S-Flo +.150 Competition Plus Exhaust Valve - Set of 8

Ferrea Competition Plus Exhaust Valves are designed for extreme duty applications. Manufactured from special aerospace quality alloys, including EV8-Z18, these valves undergo a two-step slow forging process, heat-treatment, and stress-relief over a 48-hour period. They feature avionics-quality hard chrome and a specially applied hard tip. This particular valve has a head diameter of 1.600 inches, a stem diameter of 11/32 inches, an overall length of 5.060 inches, and a tip length of 0.250 inches, with a 14-degree Super Flo and +.150 references. It is for Chevrolet Small Block engines and is sold individually.