C9OE-9425-B Cast iron intake manifold used on all M code 351-4V engines in a Mercury Cougar or Ford Mustang. Stock 4 barrel intake manifold. Take off manifold with correct casting number of C9OE-9425-B. Intake shipped bare, less carburetor studs, heater tube, vacuum fittings, and water neck where applicable. Ford master part number C9OZ-9424-B. Casting number can also be C9OE-9425-D, or C9OE-9425-E.
*Installation Tip - A 1 inch aluminum spacer plate with PCV provision is needed for proper air cleaner clearance.
*Note - 351 Windsor engines only.
*Trivia - The M code 351-4V engine was the most basic engine available in a 1969 Mercury Cougar Eliminator.