Complete Six Pak Set Up for “RB” Engine 413, 426 wedge & 440. This Assembly Includes 3 New Holley Carbs, 1 New Edelbrock Intake Manifold, Air Cleaner (Metal) Base & Orange Top, Air Filter Element, Studs, Wingnuts, Airhorn Gaskets, Air Cleaner Decal, 6 Pack Installation Kit That includes Brackets, Spring, Return Linkage, Throttle Cable, Vacuum Line, Upper & Lower Fuel Lines, Nuts & Bolts To Mount The Carbs, Also Nuts To Attach Coil. This Is The Most Complete Kit On The Market