; Fabricated entirely from superior quality aluminum, ultra lightweight; One-piece billet rail is CNC machined to ensure a precision, flat surface for superior sealing; Airtight sealing allows the engine to pull greater vacuum for improved ring seal and power; Mating of the billet rail to the valve cover is done with a smooth transition, eliminating trapped oil and spills when removing the cover*Not legal for sale or use on pollution-controlled vehicles
- Fabricated Aluminum Valve Cover
- One-piece CNC-machined Billet Rail
- 3 Tall
- Fits: Dart Big Chief II, 11 Degree and 14 Degree Style Cylinder Heads
- Airtight sealing allows the engine to pull greater vacuum for improved ring seal & power.