Ferrea 5000 Series Valve Stainless Intake 2.190" Head 3/8" Valve Stem 5.221" Long - Big Block Chevy - Set of 8 SF523 6" drop and adjusts from

6" drop and adjusts from 18-3/4" to 21-1/2"

Other models have an unpainted rod that rusts the first time you wash your car

Rubber / Brass

GM Fullsize Truck 1999-2004

Ferrea 5000 Series Valve Stainless Intake 2.190" Head 3/8" Valve Stem 5.221" Long - Big Block Chevy - Set of 8 SF523 6" drop and adjusts fromProduct Description: Intake Valve 5000 Series 2. 190 in Head 3 8 in Valve Stem 5. 221 in Long Stainless Big Block Chevy Set of 8 Ferrea Racing Components are engineered to excellence! For decades, Ferrea Racing Components has been manufacturing hard core racing components for various types of engines in a wide range of categories worldwide. Ferrea uses the latest technological advances gained through the development of engine valve programs for