Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.010" Overall Length - (Set of 8) Detroit Speed 1/4 in Diameter Probe

1/4 in Diameter Probe

1973-1981 Oldsmobile Cutlass

760 in Bore

COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion

Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.010" Overall Length - (Set of 8) Detroit Speed 1/4 in Diameter ProbeThe 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