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[C2] Muffler Hangars - Interchangeable?

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Old Feb 11, 2020 | 10:58 AM
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Default Muffler Hangars - Interchangeable?

Hi --- Will a later mid-year (1964-67) muffler hangar work on my 1963? The rubber portion of one of my hangars is missing and trying to see if all the mid-year hangars are interchangeable. Haven't been able to find just the rubber section. Thanks.
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Old Feb 11, 2020 | 11:02 AM
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The vendors show hangers for 63 only. 64-67 are the same.
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Old Feb 12, 2020 | 06:44 PM
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Thanks for your note. I realize that the "restoration correct" muffler hangars for 1963 are different than for 64-67. What I am trying to figure out is if the 64-67 muffler hangars will also work on my 1963. Replacements for some "one year" 1963 pieces can be expensive compared to similar 64-67 parts and may be less effective than later mid-year updates. For instance, the center exhaust hangar for 64-67 (~$30) is different from the 1963 (~$145), but works fine on a 1963. Any additional guidance appreciated!
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Old Feb 12, 2020 | 06:53 PM
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If I remember correctly, the support bracket welded on the '64 and later mufflers is located slightly differently from the corresponding piece on a '63 muffler. Let's say my memory isn't faulty. You could probably use later mufflers and later hangers together but not mix and match.

BTW, I have a '63 also and I know what you mean about one-year-only or part-year-only parts.

Last edited by jim lockwood; Feb 12, 2020 at 06:53 PM.
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Old Feb 13, 2020 | 07:52 PM
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Thanks Jim!
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Old Feb 13, 2020 | 09:44 PM
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I don't see any reason why you couldn't use the 64-67 hangers. 63-67 mufflers are all the same, my Corvette Parts Books list the same part numbers for use from 63-67. I think the only difference in the hangers was that 63's were made up of separate pieces, while the 64-67's were a complete one piece assembly.

If the only thing wrong with your hangers is the rubber, there is a repair kit available from most Corvette vendors for about $35.
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Old Feb 14, 2020 | 07:51 AM
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The '63 muffler hangers were redesigned for '64 as part of the NVH reduction program. They will work just fine on a '63, but will take a hit in NCRS judging.
Duke
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Old Feb 14, 2020 | 08:47 AM
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64-67 will work on a 63. I had them on my 63 when I bought it.

Due to the unique configuration of the 63 part you did not have a ground strap on either side. When you use the 64 - 67 part add ground straps.
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Old Feb 15, 2020 | 07:05 PM
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Thank you --- appreciate all the responses!
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