; Fabricated entirely from superior quality aluminum, ultra-lightweight; Tall enough to clear all popular rocker combinations; Mounting is through tubes welded directly to the valve covers to help maintain gasket-rail flatness and to prevent leaks; Fasteners are included with each set; Call our Sales Department for custom applications not listed below; Use OEM or aftermarket gaskets*Not legal for sale or use on pollution-controlled vehicles
- Fabricated Aluminum
- CNC machined 1-piece Billet aluminum Rail
- for SBC with centerbolt-style cylinder heads
- 4 Tall
- Tall enough to clear all popular rocker combos
- Mounts through tubes welded to valve covers
- Mounting fasteners included.