Ferrea 5000 Series Exhaust Valve - SB Chevy - 1.500", 11/32" Stem Diameter, 4.935" Overall Length Safety Blanket Stud 1979-1991 GMC K1500

1979-1991 GMC K1500

16 AN Female Swivel to 10 AN Male

and NO manifold replacement is needed

Pioneer 700 1214-20

Ferrea 5000 Series Exhaust Valve - SB Chevy - 1.500", 11/32" Stem Diameter, 4.935" Overall Length Safety Blanket Stud 1979-1991 GMC K1500The 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