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1972 Horn(s)

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Old Oct 11, 2021 | 04:11 PM
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Default 1972 Horn(s)

I'm a little confused. How many horns on a 72? I have two on the car. One is an original Delco 9000032 stamped A which is correct for the car. The date code indicates Nov 9 1971. There is a second horn that is clearly aftermarket. The AIM for 1972 is only showing 1 horn, the 9000032, but all of the vendors sell them in Hi/Lo sets.
I have a service manual with a wiring diagram that only shows one horn (low note). so it appears that only the one horn is correct. Can anyone confirm? Thanks
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Old Oct 11, 2021 | 04:29 PM
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I think there is some debate on this, My 72 has two factory horns located under the headlight bar. I don't recall if there is a third separate security horn.
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Old Oct 11, 2021 | 04:42 PM
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My 72 has only one. Everything I've ever seen (haven't seen everything!) says 72s have only one. And when I ordered a new forward lamp and horn wiring harness, it had only one horn connector.
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Old Oct 11, 2021 | 04:44 PM
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I do have a 72 NCRS manual, I will take a look tonight see what I can find on the subject.
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Old Oct 11, 2021 | 04:45 PM
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That’s good to know. I think 1 is the magic number.
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Old Oct 11, 2021 | 05:14 PM
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The Aim and the NCRS both say one. A second horn and a right hand mirror are extremely common owner-inspired additions.
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Old Oct 11, 2021 | 05:22 PM
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Originally Posted by 62corvette
The Aim and the NCRS both say one. A second horn and a right hand mirror are extremely common owner-inspired additions.
Thanks, the second aftermarket horn will
be filed. I have no right side mirror as well.
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Old Oct 12, 2021 | 03:14 AM
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all the tech manuals and ncrs judging guide i have, all say 1 horn for a '71 and '72 up the front.
security alarm horn trumpet rear wheel well.

after being cut off and almost run into many times, i have added another "very loud" modern style horn up n under the front cover, not noticeable from the engine bay.
played around a at a friends workshop with his junk cars and found a nice n loud deep tone unit,
with the original still connected as well, it's annoyingly loud now....
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