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Porting the Wastegate

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Old 03-13-06, 05:35 PM
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Porting the Wastegate

I bought an FD about a little over a week ago and it came with these mods "downpipe, midpipe, apexi n1 single tip, and Greddy Trust Intake. I know that with these mods I will have boost creep. I only have 1300 miles on the engine so I haven't even got on it yet. I was wanting to know if anyone had any pics on porting the wastegate or anything. I understand you should port it to 1.24" right? Should I just use the dremal I have or purchase something better? Also what bit should I use on a dremal?
Old 03-13-06, 05:41 PM
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stock twins?... hey if anyone wants to walk us thro it lol because i would love to port mine too
Old 03-13-06, 06:08 PM
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Yes, I am currently running the stock twins with those intake and exhaust mods, also ebiach spings and tokico shocks.
Old 03-13-06, 06:26 PM
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Look in the FAQ links under "Wastegate Porting".

I think with a dremel you want the most aggressive grinding tool they have - it will take longer with a low-power tool of that sort.

Dave
Old 03-13-06, 06:45 PM
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I have went over the FAQ porting a few times, I was just wandering if anyone had some more detailed info?
Old 03-13-06, 06:47 PM
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There should be more on www.fd3s.net, or check out what people use for engine porting (also cast iron).

Unfortunately I haven't done it, I just have links to share

Dave
Old 03-13-06, 07:09 PM
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i may as well look too! im ready to ditch the airpump may as well lose all the bs
Old 03-14-06, 08:53 AM
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As a suggestion, find someone with a die grinder. I think I would have hung myself if I used a dremel for this. A die grinder with a good metal cutting bit will make quick work of your wastegate. I just drew a circle around it and ground it out just shy of the marks and then blended it back into the turbo housing.
Old 03-14-06, 09:45 AM
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I open the hole on a mill to 1.3 inches and use a die grinder to radius the lower edge for better flow .At 1.3 inches a new bigger door is installed . My port is open to 1.38 on the BNR stage 3 supersized set I run . If I was you I would get an air diegrinder, if no air compressor get an electric diegrinder .I have a Makita 1/4 inch collet ,25000 rpm . It will do the job .Good skill to you .
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