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Porting wastegate help **pics**

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Old 06-28-06, 01:51 AM
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Porting wastegate help **pics**

I just aquired my FD 6 months ago and man, what an adventure it has been. haha. I just finished doing the rebuild on the motor and its going back together and decided to purchase a set of rebuilt twins since mine were smoking and were horribly cracked. I didn't do the rebuild on those since Ive heard horror stories about doing it yourself. So I bought some professionaly rebuilt ones. The problem was, that when i took them apart to port the wastegate, I found that it was cracking around the hole. My question is, will it be ok to port it anyways? Or should I leave them alone? How long do you guys think they will last? Oh and by any chance, what's the torque specs on the bolts that held the turbos together? i cant find the specs for those. thnx guys





My mods RA rebuild kit, rebuilt turbos, silicone vacuum hoses, aluminum ast, hks downpipe, greddy intake and greddy sp2 exhaust.
Old 06-28-06, 01:53 AM
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I think that's pretty much normal...you should be fine
Old 06-28-06, 12:02 PM
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ok, thanks. anyone know the torque specs to bolt down the turbos back together?
Old 06-28-06, 04:55 PM
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The wastegate looks normal.

Mazda doesn't consider the turbos rebuildable, so they don't provide torque specs. I'd probably start at about 20 ft-lbs and use my own judgement to see if they needed more. Other than thermal stresses, they aren't necessarily in a torque critical situation. Once again, this would have to be a judgement call though.
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