Ferrea GM LS 1.615 S/A Exhaust Valves 5.227 OAL Oil Filter Adapter Competition Engineering created two widths

Competition Engineering created two widths of rear fenderwells

Bracket kits include rear upper and lower trailing arm mounts that accept O

This adapter is designed to position the carb to deliver the best performance and is non-adjustable

See 4810-1 for a single guide plate

Ferrea GM LS 1.615 S/A Exhaust Valves 5.227 OAL Oil Filter Adapter Competition Engineering created two widthsProduct Description: Exhaust Valve Competition Plus 1. 615 in Head 0. 313 in Valve Stem 5. 227 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