Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 4.910" Overall Length - (Set of 8) R03J003XL "To research

"To research

fiberglass

Nylon Tubing

1984-1993 Chevrolet G20

Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 4.910" Overall Length - (Set of 8) R03J003XL "To researchThe 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