Throttle Body Size

[whitedragon551]

My intake tubing elbow has a crack in it and I want to replace it. I have to run it down to get it scanned tomorrow anyway. Figured I would pick up the part while I was there.

I need to know the inner diameter of this piece here:



I was thinking of using something like this rather than the $40 OEM part:

http://www.autozone.com/autozone/access ... 39533_0_0_