Professional Products 53001 Cyclone Intake Manifold BBC

Professional Products Cyclone Intake Manifold, Carbureted, Aluminum, Dual Plane, Natural, Chevy, Big Block, Oval Port, 5.750 Manifold Height, Idle-6,000
Professional Products Cyclone Intake Manifold, Carbureted, Aluminum, Dual Plane, Natural, Chevy, Big Block, Oval Port, 5.750 Manifold Height, Idle-6,000 The right manifold from Professional Products. The Cyclones are Professional Products' lowest profile small block Chevy manifolds and are also the only ones that are street-legal on pollution-controlled vehicles. Cyclone manifolds are set up to accept a spread bore carb, but come with an adapter plate that permits the use of square bore carbs. To remain street-legal with a square bore carb, you must use one that is also approved as street-legal for your application. These Professional Products Cyclone manifolds are available in a variety of configurations to suit your needs.