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-   -   how to port and polish a throttle body (V6) (https://www.truckforums.com/forum/chevy-silverado-gmc-sierra-forum-11/how-port-polish-throttle-body-v6-3702/)

popo 07-12-2007 05:14 AM

RE: how to port and polish a throttle body (V6)
 
nah it's no big deal.
When you are posting, on the bottom of the dialouge box there is a couple of boxes one says "embed picture in post" with a check box. the other says click here to upload pictures. if you want them to just be an attachement then just do the upload pictures option. But if you want them to be thumbnails like this post then you check the embed picture box and then upload the pics.

You will probably need to resize them so the will fit on these pages. good luck.

stopspazinout 07-12-2007 06:46 PM

RE: how to port and polish a throttle body (V6)
 
oh ok i see why i didnt see it before, i always fast reply and its only in post reply. KAHDUR!!!

smoke20 07-13-2007 12:03 PM

RE: how to port and polish a throttle body (V6)
 
Nice job, I had no idea there was that much restriction. I don't remember seeing that when I looked down my throttle body though. Can you only see it from the back of it when it is disassembled?

popo 07-13-2007 12:15 PM

RE: how to port and polish a throttle body (V6)
 
no i could see it as soon as I opened the butterflybut it is on the V6. I saw on another forum and EGR mod that is for the 5.3. If you open the butterfly you will see a tube sticking down behand the TB. they said you can cut that off flush and it will increase flow as well. Those things are desgined to help better mix the incoming air with emissions? through the egr. I have had no problems what so ever since i did it.

smoke20 07-13-2007 12:57 PM

RE: how to port and polish a throttle body (V6)
 
I just went and looked and that big gold piece you took off is not there. Also I didn't see the egr tube you talked about. It's just wide open in there. I can't imagine that grinding down the inside lip of the throttle body alone will make much difference at all since it still filters down to the same size hole, am I crazy?

popo 07-13-2007 09:29 PM

RE: how to port and polish a throttle body (V6)
 
agreed, I wasn't going to do this mod until I saw that peice on there and I really didn't port it too much. I will try to find a link to that egr thing i was talking about and post it for you.

the one on the 5.3 is not attached to the TB it is directly beh=ind it and sticks down like a cylinder.


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