Ferrea 5000 Series Hi Performance Exhaust Valves - SB Ford - 11/32" Stem, 1.550" Head Size, 5.075" Overall Length - 12 Under Cut-Dish Head - (Set of 8) HASZ21CL axle tubes to keep birdcages

axle tubes to keep birdcages

Manganese bronze valve guides are used for long life

from 250 to 2000 HP

Popular "044 Style" physical configuration but with AN inlet & discharge port connections

black polyester mesh nets increase driver vision and stop smaller debris better than conventional ribbon or string nets

Ferrea 5000 Series Hi Performance Exhaust Valves - SB Ford - 11/32" Stem, 1.550" Head Size, 5.075" Overall Length - 12 Under Cut-Dish Head - (Set of 8) HASZ21CL axle tubes to keep birdcagesThe 5000 Series Valves have become the alternative for performance engine builders that use competitors "street" or "performance valve". These valves are produced in Ferrea's CNC centers allowing tight tolerances and cost effective design. They feature a one piece forging made from stainless steel, a special heat treatment process, hard chrome stems, and hard tip. Most applications are available in an undercut stem and dished head, while other