3" Tall For Greater Hood Clearance!
Billet Rail Fits: Dart Big Chief II, 11 Degree and 14 Degree Style Cylinder Heads
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