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CNC fully ported to the maximum the casting will allow. 65mm throttle body hole. They are CNC port matched to our cnc stage 4 lower intake. Surfaced flat, de-burred and cleaned- ready to install! Any application OTHER than 87-88 turbocoupe includes our phenolic spacer to clear non-dipped valvecover and make same height as factory"tall" upper intakes.  Note that 90 degree rotation option will interfere with most factory driver side location alternators. 

CNC Ported Gutted Upper Intake Manifold

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