Ferrea 6000 Series Valve Stainless Exhaust 1.725" Head 3/8" Valve Stem 5.350" Long - Big Block Chevy - Set of 8 34012BL providing low inertia resulting in

providing low inertia resulting in quicker RPM and the Centerforce anti-rattle system to reduce floater rattle/noise

467" inner diameter

Highly recommended to be worn in all levels of racing

Rimac Spring Tester

This intake system utilizes an oil free

Ferrea 6000 Series Valve Stainless Exhaust 1.725" Head 3/8" Valve Stem 5.350" Long - Big Block Chevy - Set of 8 34012BL providing low inertia resulting inProduct Description: Exhaust Valve 6000 Series 1. 725 in Head 3 8 in Valve Stem 5. 350 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