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Old 03-19-2023, 06:07 PM   #1
LDO
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Heater / AC duct

Does anyone know what size ducting goes inside on the passenger side from the vent to heater duct?

All the venders seem to be sold out.
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Old 03-19-2023, 09:13 PM   #2
Just call me Sean
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Re: Heater / AC duct

This one? Looks like 3".
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Old 03-19-2023, 09:27 PM   #3
LDO
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Re: Heater / AC duct

The one in the red circle.

This is for my 85.
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Old 03-22-2023, 10:04 PM   #4
rwjtexas
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Re: Heater / AC duct

This is a 1983 Dash Pad, I have a 1985 and can measure it if needed ... This looks like 3" or 3 1/16"

There may be one at the salvage yard I have been going to off a 1987 Suburban ... not sure, but I can check if you need me to.
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Old 03-23-2023, 07:28 AM   #5
LDO
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Re: Heater / AC duct

Quote:
Originally Posted by rwjtexas View Post
This is a 1983 Dash Pad, I have a 1985 and can measure it if needed ... This looks like 3" or 3 1/16"

There may be one at the salvage yard I have been going to off a 1987 Suburban ... not sure, but I can check if you need me to.
I sure would appreciate that sir. Most vendors are on backorder or crazy on price for what it is and the last one I bought, didn't fit (too small).
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Old 03-23-2023, 09:29 AM   #6
rdc72
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Re: Heater / AC duct

I just put mine back together and bought new 2 1/2 from vintage Air, way to small. It is just a tad over 3". I took the original hose out, cleaned it up and trimmed it and put back together, seems like it is going to work just fine.
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Old 03-23-2023, 09:32 AM   #7
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Re: Heater / AC duct

Classic Parts. com has them. Or your local junk yard
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