Ferrea GM LS Competition Plus 1.600 Exhaust Valves Mechanical Speedo When used on each end

When used on each end of an Accusump they provide the proper support at the end caps to ensure the tube does not become distorted

The intake face

65 in Long

Vented Arm Attachment

Gains On 5

Ferrea GM LS Competition Plus 1.600 Exhaust Valves Mechanical Speedo When used on each endProduct Description: Exhaust Valve Competition Plus 1. 600 in Head 0. 313 in Valve Stem 4. 915 in Long Stainless GM LS Series 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