Best choice of motor parts. 100% Brand new, never been used. Dual Plane design for optimum fuel distribution. Accepts 4150/4160 4-BBL square bore carburetors. Cool Gap design keeps hot engine oil away from intake runners resulting in a cooler, denser charge for more horsepower, torque, and efficiency. Intake runner bosses cast in for nitrous or fuel injector ports. Port exit dimensions: 1.078 in. W x 2.155 in. Estimated runner length – Shortest: 5.00 in. Estimated runner length – Longest: 6.250 in. No provision for divorced or heated choke. Professional installation in highly recommended(No instruction included). Basic Operating RPM Range:1,500-6,500. Gasket Or Seal Included: No. Center Maximum Height: 5.350 in. Manifold height: Front (A) 4.875 in. Rear (B) 5.750 in. A + B divided by 2 = 5.3125 in. Single Or Dual Plane Type: Dual Plane. 1 x Intake Manifold. As the pictures show. The orders of Friday would be shiped in the next Monday. And our Office is closed on weekends and public holidays. We apologize for the late reply during the holidays. Engine Low Profile Oil Pan Kit for LS1 LS2 LS3 LS6 4.8L 5.3L 6.0L 6.2L 302-2. 3 Air Intake Elbow Tube For 98.5-02 Dodge Ram 2500 3500 Cummins Diesel 5.9L. High Flow Intake Elbow Tube Pipe For 2003-07 Dodge Ram 5.9L Cummins Diesel Black. 4 Textured Cold Air Intake Pipe Heat Shield Fit 99-06 GMC Sierra 1500/2500/3500. 36″X18″X18″ Steel Underbody Truck Tool Box + 3Pcs 18″X18 Mounting Brackets Kit. 3PCS 18″x18″ Welded Structural Steel Mounting Brackets Kit For Truck Tool box. 3PCS 24″x24″ Welded Structural Steel Mounting Brackets Kit For Truck Tool box. 48″X18″X18″ Steel Underbody Truck Tool Box + 3Pcs 18″X18 Mounting Brackets Kit.