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Old Feb 23, 2004 | 07:16 PM
  #1  
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From: south dakota
Default running open headers

I recently installed a set of pacesetter headers, and didnt buy the y-pipe for fear of fitment issues, and I can get it done cheaper at a exhaust shop. My questions is am I ok to run open headers with a piecie of 3" pipe 20" long behind the headers, without having to worry about damaging the engine, I only have to drive it about 30 miles, but it is going to be around 40 degrees the day I have it scheduled to be done, is there anything to worry about?

Thanks
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Old Feb 23, 2004 | 07:50 PM
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You should be fine with the pipe on the ends of the headers. The pipe will allow your O2s to get a proper reading and prevent the computer from thinking its lean and dumping a lot of fuel in.
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Old Feb 23, 2004 | 10:22 PM
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any more input?
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Old Feb 23, 2004 | 10:48 PM
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itll be fine
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Old Feb 23, 2004 | 10:58 PM
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I don't have headers but I've always assumed you can run right out of the headers as long as you aren't driving too far.
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Old Feb 24, 2004 | 06:26 AM
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Drove mine to the muffler shop with open headers cammin like a ****, through downtown. People where like WTF? It was about 35 that morning and I didn't use any pipe or anything just straight headers.............
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Old Feb 24, 2004 | 01:20 PM
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I use to run straight off the headers at the track. It didn't take long before the O2's were fried. I now have a 12"x3" pipe to a bullet muffer to a short turn down. No problems.

Like said earlier, you'll be fine with a 20" pipe - at least for a short time until the cops catch you .

David
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