I agree John! On my SV I did a deep port match and a basic plenum rework. I did the same work on tunnel ram. Measuring Weiand Tunnel Ram I can see that it has a lot of little points where I could work, starting by port match and going through runner until the plenum...

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'77 Brazilian Dodge Charger R/T - Street Car
Footbrake, Pump Gas, SB Mopar 360" N/A
3300lbs, Leaf Spring + Assassin Bars
Best 1/8 mile ET
1.50 60' / 4.31 330' / 6.73@102.54mph