Originally posted by inspyral
It's cool. I can't really say I feel much of a difference, except in the upper RPM range. Yes, I port matched the IM. Took a while to open it up as much as I needed to. I don't have a compressor, so I used my Dremel with straight/cone cutting bits, then moved to straight/cone grinding bits, then to coarse sanding drum, then to fine sanding drum. I used the GSR TB gasket as a template.
Cool, I was going to get a B-series throttlebody as well.