Ferrea 6000 Series Valve Stainless Exhaust 1.880" Head 11/32" Valve Stem 5.425" Long - Big Block Chevy - Set of 8 R07C15W38 Pins fit most GM blocks

Pins fit most GM blocks and are sold in pairs

5 in Extended Length Hardware Included

Duration 232 / 244

1/2" NPT rear port for temperature sender and two 3/8" NPT ports for cooling lines

Ferrea 6000 Series Valve Stainless Exhaust 1.880" Head 11/32" Valve Stem 5.425" Long - Big Block Chevy - Set of 8 R07C15W38 Pins fit most GM blocksProduct Description: Exhaust Valve 6000 Series 1. 880 in Head 11 32 in Valve Stem 5. 425 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