; Fabricated entirely from superior quality aluminum, ultra lightweight; One-piece billet rail is machined to ensure a precision flat surface for superior sealing; Tall enough to clear all popular rocker combinations; Air-tight sealing allows the engine to pull greater vacuum for improved ring seal and power; TIG welded and manufactured to eliminate distortion and ensure a precise fit; Notched at each mounting location with socket-sized clearances for quick installation and removal*Not legal for sale or use on pollution-controlled vehicles
- Fabricated Aluminum
- CNC-Machined 1-Piece Billet rail
- For SBC cylinder heads including 18/23°
- 3.38 Tall
- Clears all popular rocker combos
- Air-tight sealing for greater vacuum pull
- Notched at mount locations with socket-sized clearances
