Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.500", 11/32" Stem Diameter, 4.910" Overall Length - (Set of 8) H768001 Spring Seat and Seal Kit

Spring Seat and Seal Kit

Type N Spin-On Adapter with 18 x 1

Improved coil wire retention and longer creep path protects against high voltage arcing

BMW 4-Cylindner

The Super F fluid was tested for over a year in the ATI Drag Pak Challenger

Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.500", 11/32" Stem Diameter, 4.910" Overall Length - (Set of 8) H768001 Spring Seat and Seal KitThe 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