Engineers at Skunk2 Racing have developed primary and secondary fuel rails for the popular Ultra-Series Race intake manifold. Skunk2’s newest fuel rails are made from 6061-T6 aluminum, features large 0.669-inch internal bores and -8 AN o-ring thread, and can support up to 1,200hp
Ultra Race Series Primary Manifold Fuel Rail; -8AN Inlet/Outlet; 0.669 in. Internal Bore; E85/Methanol Compatible; For Use w/External Fuel Pressure Regulator; Black;