Dorkiphus.net - View Single Post - emissions w/ a cat bypass?
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Old 11-15-2007, 08:17 PM
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Quote:
Originally Posted by Mackpipes View Post
I'd done the sniffer test with my '85 Carrera with a Fabspeed cat bypass, stock chip and a dual out muffler. It failed. I returned with the cat installed and it passed.
They didn't say anything about failing me visually on the cat pipe.
SC's are much easier to get past emmisions with out cats because you can lean them out.

I couldn't pass with my SC, so I borrowed Mackpipes' O2 sensor and passed. I have to wait until January and I'm done with emissions, the car is a MY83, so that's 25 years by my count....please someone tell me I'm right on this.
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