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This Ferrea Competition Plus intake valve set is specified for Chevrolet big-block applications at 2.30" head diameter, 11/32" stem, and 5.525" overall length with a +.300 oversize and 12° face. The S‑Flo profile is intended to support intake port flow characteristics. Sold as a set of eight, it’s suitable for full BB head rebuilds requiring larger oversize valves.
Ferrea Chevrolet BB 2.3in 11/32in 5.525in 12 Deg S-Flo +.300 Competition Plus Intake Valve- Set of 8
