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proffighter proffighter is offline
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Join Date: Aug 2007
Location: Switzerland
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Originally Posted by TurboKraft View Post
Yes, that muffler tip for the 1986-89 Turbos. It's a piece of junk on a non-stock engine because it is so restrictive. We have seen it cause between 2-5psi (!) of boost creep on modified 930 engines.
So you are saying an earlier WG muffler is not restrictive then?

Because I do not see any boost creep on my '81 EFI engine with stock (Euro) WG muffler...

930 Turbo '81 Too many modifications to list
Old 05-24-2013, 03:59 AM
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