Factory Cast-Aluminum Intake Manifold Comparison - Intake Uptake Revisited
|
Beginning with the cast-aluminum intake manifolds originally installed onto '72 455 H.O. engines, the floor of the deep plenum was revised directly beneath the carburetor. It may have been an attempt to gain clearance for the cast-iron heat-crossover. The same basic casting mold was then utilized to produce all service replacements. View Related Article
|
|