Weiand 8122P Engine Intake Manifold

Universal dual pattern carb flange accepts spread bore (Quadrajets) and square bore carbs Runner geometry optimized using Computational Fluid Dynamics software for even fuel & air distribution Permanent mold 319 aluminum construction is precision CNC machined providing lighter castings with better surface finishes Low rise dual plane design delivering friendly power and torque across the usable RPM range All new optimized design for today’s higher output big block engines Idle to 5,500 RPM band Peanut Oval Port Dimensions: 1.570" High x 1.600" Wide