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Old May 8, 2010 | 04:52 PM
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Default Test pipe

Does anyone know where I can purchase a test pipe for my 78???
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Old May 8, 2010 | 10:38 PM
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I can make one!
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Old May 9, 2010 | 08:14 AM
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I just was rumaging in my garage for my "backup" test pipe for my 78 that I had never used-bought it as insurance in case the one I was using rusted out- and I couldn't get another one. Once I put on the true duals when the car was 25 years old and exempt from emissions inspection, I threw it out as I remember. Bought it in the 80's-too bad. I would have given it to you!
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Old May 9, 2010 | 01:08 PM
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should be a plug ..1" in the bottom of the converter ...you can remove it and dump out all the catalyst to help somewhat ..
I removed mine and just got a friend thats a Welder take a torch and gutted out the insides so its just a shell now, and put it back on


or go to a muffler shop and let them make you one ? reckon it should only cost around $ 25 ???
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Old May 10, 2010 | 07:35 AM
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Probably cannot find one to buy. It is illegal to make or sell Catalytic Converter "test pipes". There is a huge fine if a shop gets caught doing so. You will have to do it yourself I imagine. Unless the car came in on a trailer with no tag and was for autocross use only........
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Old May 10, 2010 | 09:36 AM
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Default test pipe

Originally Posted by TJSIII
Does anyone know where I can purchase a test pipe for my 78???
Use this link to get to the company I bought 2 of them for my 80 and 82 corvette they are perfect in every way and the price is right....


http://cgi.ebay.com/ebaymotors/CORVE...Q5fCarQ5fParts
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Old May 10, 2010 | 01:33 PM
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Originally Posted by TJSIII
Does anyone know where I can purchase a test pipe for my 78???
I have one in brand new condition for sale from a 1978! Never thought I'd need it but held onto it incase someone asked. $25
PM me if interested, meanwhile I'll get pics posted tonight.

Last edited by cherrybombc3; May 11, 2010 at 08:40 AM.
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