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Sheet Metal

After replicating the exact shape of the port in a CAD program, the manifold flanges are cut on a CNC machine. They're made from 6061 T-6 billet aluminum to prevent warpage. The lifter valley plates and plenum plates are also CNC-milled.
Intake Manifold - Between The Sheets

After replicating the exact shape of the port in a CAD program, the manifold flanges are cut on a CNC machine. They're made from 6061 T-6 billet aluminum to prevent warpage. The lifter valley plates and plenum plates are also CNC-milled.  View Related Article

 

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