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About to port wastegate....guide me

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Old Sep 27, 2001 | 06:31 PM
  #1  
Hyperite's Avatar
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Vagina Junction
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From: Seattle, WA
About to port wastegate....guide me

Okay, i know i need a die grinder and some bits. I found an electric rotary grinder from sears, Craftsman. Good? Or would a dremel suffice? (i don't have either, so it'll be a purchase either way)

What bits should i get? What size, material, etc should i grind with? Someone said a carbide deburring bit, but they don't know what that is and neither do i. Part numbers or really good descriptions would help.

When I pull the turbos off, should I replace all the gaskets? I talked to mazda, and it's something like 90 bucks for the two big gaskets, and $3 each for the little ones around the tubing.

Tips/tricks/hints/help, all welcome
Thanks guys.
~Tom
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Old Sep 27, 2001 | 06:57 PM
  #2  
Bacon's Avatar
IRS 4 Life
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From: Sicklerville, South Jersey!!
if u use a dremel ull be there for hrs...and hrs...u need a die grinder..one that hooks up to a air comperssor..and ull need a carbide de-buring bit
http://www.k2rd.com/images/carbidebits.jpg
i used one shaped like #3..
theres no real need to replace the gaskets unless their shot..their metal so theyll hold up fine...


tips or trics..hmm wearearplugs..and a dust mask..and eye protection...work in a circular motion dont just grind one spot to desired removal...ohh if u disconect the wg from the flapper..then take a pencil and skeck out the edge of the flap it makes it much easier b/c u can fire the flange open...
if u need any more help or ideas
feel free to ask
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Old Sep 27, 2001 | 08:33 PM
  #3  
Rotary93's Avatar
Retired RX7 mechanic
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From: Long Island, NY
I gotta get some pics of this project....
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Old Sep 27, 2001 | 11:36 PM
  #4  
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Vagina Junction
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From: Seattle, WA
I'm gonna get an electric grinder....this one to be specific. will it be ok?
http://www.sears.com/sr/product/summ...id=00902744000

I'll take some pictures as i'm doing it. It'll probably be next week sometime since i have exams coming up.
~Tom
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Old Sep 27, 2001 | 11:56 PM
  #5  
Marshall's Avatar
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From: Edwards, CA
Smooth all the radii around the wg hole.
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