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LS1 A/C compressor... why can't I use it?

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Old May 17, 2011 | 04:21 PM
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Default LS1 A/C compressor... why can't I use it?

Doing a LS1 conversion in a '80 vette. I know I can buy a bracket kit for the R4 style compressor. However, I wanted to use the one that came with the engine. I was told I can't use it.. is that true? All I should need is the lines run to the compressor and a bracket in my mind. Correct me if I am wrong...
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Old May 17, 2011 | 04:23 PM
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There is no reason you "can't"...
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Old May 17, 2011 | 04:24 PM
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Were you told why you couldn't use it?

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Old May 17, 2011 | 04:51 PM
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Originally Posted by Easy Mike
Were you told why you couldn't use it?

Not enough to understand why. They started listing off parts and prices. It went from a simple bracket mount to needing a compressor, bracket, tensioner and something else which I could not understand. Oh, also said something about the LS1 engine a/c compressor (from the camaro) is always on and the A/C lines will hit the hood
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Old May 17, 2011 | 07:09 PM
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Originally Posted by glarior
Not enough to understand why. They started listing off parts and prices. It went from a simple bracket mount to needing a compressor, bracket, tensioner and something else which I could not understand. Oh, also said something about the LS1 engine a/c compressor (from the camaro) is always on and the A/C lines will hit the hood
I know the compressor will not fit in the F-body location. Could be that nobody makes an adapter to mount it higher, and perhaps there are interference issues if it is mounted higher. I think Sanden makes a mini compressor that will mount high up and not interfere with anything.

My suggestion would be to sell the compressor and put the money towards a new setup.



Rick B.
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Old May 17, 2011 | 09:13 PM
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I think it's the LS2 compressors that cannot be used. They are controlled by a separate computer in the original vehicle (Corvette and GTO) and will self destruct if run with just direct power applied.

Rob
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Old May 18, 2011 | 05:04 PM
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Originally Posted by MrForce
I think it's the LS2 compressors that cannot be used. They are controlled by a separate computer in the original vehicle (Corvette and GTO) and will self destruct if run with just direct power applied.

Rob
I heard something about that....
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Old May 18, 2011 | 05:09 PM
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Okay... what would I need to buy to have A/C in the car?

Sanden compressor and bracket? And is there another brand of bracket that is not 300 bucks?
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Old May 18, 2011 | 11:00 PM
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There is no room at the bottom mounting location for the LS1 compressor in a C3. You can buy a mount that will mount the old style compressor like from a Camaro or older Corvette up higher from Josh - Superpowers over on the other site. I bought them for mine and have not used them yet but they look like the way to go.


Hope that helps,

Frank
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