Reproduction Ignition Wire Loom/Bracket that gets bolted to the Right Front Exhaust Manifold Stud between the Manifold and Factory Nut which holds all wires except for #8. Used on all 72-78 Big Block Vehicles including the Big Block 76-78 Vans. Includes Plastic Insulator. (1) Required. Made to the highest OEM standards for quality and fit.