Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 4.935" Overall Length - (Set of 8) MGMB 2017-2018 GMC Sierra 1500 69

2017-2018 GMC Sierra 1500 69

2004-2011 Ford F-350 Super Duty

750 x 42 Spline Axle Mount to 8 x 7

1968-1968 Plymouth GTX

Ferrea 5000 Series Hi Performance Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 4.935" Overall Length - (Set of 8) MGMB 2017-2018 GMC Sierra 1500 69The 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