Hotrod Magazine Slant Six Build Up

Not sure if anyone's posted it already, but I stumbled across this article

Slant Sickness! How To Add 77 HP To Your Mopar Slant Six! - Hot Rod Network

Pretty cool to see Hotrod Mag covering the good old Slant, but a little disappointing that the motor lost the head gasket before they could get a number on the Aussiespeed Long runner intake, was hoping to see numbers over 200 HP. Hopefully they'll revisit the project and finish that test

What are your guys' takes on what they did?