I finally got around to adding the bracket, the throttle body is different that what's in the link, but it's the same concept only easier. I found a bracket at Home Depot that is perfect. https://www.homedepot.com/p/Simpson-Strong-Tie-12-Gauge-Angle-A24/100375162 No cutting or grinding is needed, ju...

I think I found the answer, seems to be a design flaw in throttle body.

http://www.lotustalk.com/forums/f25/thr ... dle-98214/