Ferrea 5000 Series Intake Valve - SB Chevy - 1.940", 11/32" Stem Diameter, 4.935" Overall Length Water Pump Back Plate Additional and significant performance improvements

Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet aluminum pulley kits for maximum horsepower gains

027 in Compression Thickness

Rocker stud: 3/8" with guide plate

Horn Button

Simple hookup for Incandescent Lit AutoMeter Pyrometers

Ferrea 5000 Series Intake Valve - SB Chevy - 1.940", 11/32" Stem Diameter, 4.935" Overall Length Water Pump Back Plate Additional and significant performance improvementsThe 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