17 works fine, God mode is (99999) or (0) back speed is 1 - 10 if it don't work make sure you're playing mw2 in english.
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Speed (639ADF8) = 1/10 (float)
Strafe (639AC7C) = 1/20 (float)
Back Speed (639ACC8) = 1/20 (float)
Just change the old addresses and replace with these, I was lazy finding the offsets and couldn't be arsed to
do the math.