Intake Manifold Modification
In the quest for good air flow on the intake, but still
have the stock height to enable the factory air cleaner to be used, I had to
sacrifice an original 1971 455 HO aluminum intake manifold to achieve my goal.
The surgery was performed by
and here's what was involved.
Top before and after
Bottom before and after
Intake ports before and after
Port match to the SD modified Edelbrock 72cc heads with
Intake runners before and after - the CNC work goes right
to the plenum
Intake flange & plenum modifications
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