Ferrea 5000 Series Hi Performance Intake Valve - SB Chevy - 1.940", 11/32" Stem Diameter, 4.935" Overall Length - (Set of 8) 1023-17 The AFCO advantage is available

The AFCO advantage is available in thousands of products for a wide range of applications

4-Bolt Flange Inlet / Outlet

Detroit TrueTrac

62 in Wide

110 in Long

Ferrea 5000 Series Hi Performance Intake Valve - SB Chevy - 1.940", 11/32" Stem Diameter, 4.935" Overall Length - (Set of 8) 1023-17 The AFCO advantage is availableThe 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