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WOT AC compressor Cutoff RPM

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Old 10-24-2009, 06:54 AM
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Default WOT AC compressor Cutoff RPM

Can anyone tell me what the stock AC Compressor cutoff points are for a C6?
Old 10-24-2009, 07:29 AM
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I didn't know they had a cut off rpm ? I just dyno'd mine and forgot to shut it off. It ran up to about 6800rpm and never cut off. Ran again back to back and it only robbed 2 hp and 2 tq.

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Old 10-24-2009, 10:43 AM
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Here's the values for my 08. I've tried different values and the compressor does not respond. I cannot get it to turn off regardless of rpm or settings.
Attached Thumbnails WOT AC compressor Cutoff RPM-08-ac.jpg  
Old 10-24-2009, 12:33 PM
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Wow...I must admit that surprises me. I wonder if they have made redline across the board simply work for all the components on the newer cars. I'm building a GTM and have heard of people burning out their compressors not having a cutoff at high RPM.

Cool...thanks! If anyone knows differently, please let me know
Old 10-27-2009, 03:41 PM
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Are they like the ones in the GTOs? They have kinetic clutches and simply disengage when too sudden of a rpm change occurs to protect the compressor.
Old 10-27-2009, 04:34 PM
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Does anyone know the cutoff for a C5?
Old 10-28-2009, 09:17 AM
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Stock ECU pull from 2003 z06:

Disable RPM: 4895
Re-Enable RPM: 4545

Disable TPS: 100%
Re-Enable TPS: 0%



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