Performer 2-O Intake Manifold, 1965-1990 Big Block Chevy Mark IV Engines, Oval Port Heads Only, Dual-Plane, Accepts Square or Spread Bore Carbs, Idle-5500 RPM, Rear Max Height: 5.400 in., Cast Aluminum, Black Plasma Finish|Edelbrock 2161-BP Performer 2-O Intake Manifold for 1965-1990 Big Block Chevy Engines w/Oval Port Heads [Black Plasma Finish].
