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

smooth body

Use of ear bud style earphones with an optional adapter

1992-1992 Chevrolet C1500 Suburban

428 in Long

2003-2004 GMC C5500 Topkick

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