Cylinder Head Porting and Power Production

So I looked into the engines book to see what it said about raised. I thought I read .500, but that seemed like a lot. So, still being a bit Inquisitive I measured the ports depth from the intake face to the backside side of the guide.

W2 = 3.06
W5 = 3.16
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Hum...

How about intake manifold attaching points?
Bottom of threaded hole to the deck.
W2 = 1.26
W5 = 1.46
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