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Old 02-27-2009, 03:46 AM   #10
Scooby Guru
Member#: 105814
Join Date: Jan 2006
Chapter/Region: NWIC

Originally Posted by bugeye-brawler View Post
my problem is that i have a 1995 legacy and it doesn't run on the OBD II system or whatever it is called... So they stick a hose in my tail pipe to see if everything is ok, But if my internal waste gate is blocked and everything is just being dumped out the external wastegate won't I fail emissions?
I dont think you realize that an external wastegate does not replace your exhaust.

Stole this photo from Sefarious in the ebay turbo thread.

If the internal waste flapper is welded shut (hole on the left), exhaust gases will still go through the turbo and into the downpipe/exhaust.
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