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The Ferrea Competition Plus exhaust valve set for Chevy small-block engines is supplied in sets of eight for full head builds. Each valve is specified at 1.60 in head diameter with an 11/32 in stem, 5.060 in overall length and a 14° seat angle, plus +.150 oversize sizing and S-Flo profiling. These valves match Competition Plus dimensions for use in performance-oriented Chevy SB heads.
Ferrea Chevy SB 1.6in 11/32 5.060in 14 Deg S-Flo +.150 Competition Plus Exhaust Valve - Set of 8
