Apparently The Parts Place also offers porting for their intake:
"ALSO AVAILABLE FROM THE PARTS PLACE (FOR AN ADDITIONAL $250), IS A PROFESSIONALLY PORTED VERSION OF THIS INTAKE MANIFOLD FEATURING A MODIFIED PLENUM AND CONTOURED RUNNERS FOR INCREASED VELOCITY AND PERFORMANCE FOR HIGHER HORSEPOWER APPLICATIONS."
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70 TA, 467 cid IAII, Edelbrock D-port heads, 9.94:1, Butler HR 236/242 @ .050, 520/540 lift, 112 LSA, Ray Klemm calibrated Q-jet, TKX (2.87 1st/.81 OD), 3.31 rear
https://youtube.com/shorts/gG15nb4FWeo?feature=share
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