Intake Manifold - Hi-Perf Dual Quad Edelbrock Performance

C-26 dual-quad (1500-5500 rpm) for 1955-86 262-400 c.i.d. S/B Chevys, this dual-quad has a low profile for hood clearance on most vehicles. Air-conditioning bosses & front oil filler tube boss included. Stock alternator brackets do not fit. C-26 dual- quad intake manifold #5426 is designed for Chevy V8's w/ 1996 & later Vortec (L31) cast iron or Edelbrock E-Tec aluminum heads. An external water bypass boss is machined into the front of the water crossover for use on 1996 & later Vortec production engines. Carb center to carb center: 6-7/16 in. Accepts oil fill tube & breather #4803. Use w/ performer-plus cam #2103 for low-end torque or Torker-Plus cam/kit #5002 for top-end power. Available w/ satin, polished or Endurashine finish. Carburetor recommendations: Edelbrock Thunder series AVS #1803 & #1804, 500 cfm. Installation notes: #5425: recommended intake gasket: Edelbrock #7201. Manifold height: a-2.95 in., b-3.55 in. Carb pad height: 3.25 in. Port exit dimensions: 1.18 in. x 1.90 in. H.E.I. Will fit.