C32 AMG, C55 AMG (W203) 2001 - 2007

HiFlow IC Pump Kit for C32

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Old Aug 8, 2007 | 07:04 PM
  #51  
SteveL's Avatar
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C43, SLK32, CLK63 Black Series
Btw, has anyone measured the efficiency of the stock intercooler? What the temperature going and out of it is?
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Old Aug 8, 2007 | 07:23 PM
  #52  
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2002 C32
Sounds like a good plan, I think I'm having the same issue with my pump.
One question though, is there any way of proving that the IC pump's failing without a data logger, the car feels slower some times but I'd like to be sure before replacing the pump.
Thanks
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Old Aug 8, 2007 | 07:38 PM
  #53  
Vadim @ FD's Avatar
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S600TT, R350
Stock core is around 75% efficient.


When the pump dies, you loose boost.

You go from 349HP to 150HP, you will definitely feel it.
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Old Aug 9, 2007 | 01:12 PM
  #54  
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2002 C32
Right but there are times when the car doesn't really respond when I floor it (when joining a freeway @ ~50) and I just put that down to the C32 slow kick-down issue, am I wrong and it's really the IC pump at fault?
Thanks
Ps. the C320 was rated ~215HP
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Old Aug 9, 2007 | 03:55 PM
  #55  
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Originally Posted by Expat
Ps. the C320 was rated ~215HP
These engines take in 14.5 lbs of boost which is approx 1 addtional atmosphere (14.7 psi) to the atmosphere that we breath in. Knowing this if your car isn't making boost you are effectively cutting its power in half. I would say 175 horspower would be more accurate.

Note that AMG didn't just strap a blower on the C320. They lowered the compression to allow for more boost. If they did then the 215 HP + 14.5psi ~ 430HP
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Old Aug 9, 2007 | 08:05 PM
  #56  
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2002 C32
Woo Hoo, now that's a C32 I'd like to own (as long as it had an LSD)!
Thanks for the correction, I think I will be in the market for the replacement IC pump & possibly the enlarged IC depending on it's price.
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Old Aug 10, 2007 | 12:33 PM
  #57  
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I would say 175 horspower would be more accurate.
Here is a dyno with no boost on C32, DME did not want to engage the clutch until very end, half way through fourth gear.

115HP/0.85 = 135HP

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Old Aug 10, 2007 | 01:32 PM
  #58  
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2008 A8L, 2002 996TT X50, 2009 X5
I can attest that the 135 hp is likely accurate - I had this problem w/ my C32 a few months ago, and was out-accelerated on the highway by a Kia. Good times.

Vadim, is the 15% driveline loss an estimate, or did that also come from testing? If so, am I correct in saying a stock C32 *should* dyno around 297 rwhp?

As an aside, I must say it's extremely valuable having an owner/tuner on the boards who has tried, tested, and verified EVERYTHING thinkable - thanks Vadim (and everybody else, 1Fast, AMG-Jerry, etc. etc. etc.).
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Old Aug 10, 2007 | 03:45 PM
  #59  
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Stock C32s are usually around mid280s. So the loss is probably closer to 17%.
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Old Dec 29, 2007 | 07:39 AM
  #60  
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03 g35 coupe...........02 c32 Sold
so any update on this kit?

I just bought a used c32 recently, i'm interested in replacing the pump after reading all the horror stories.

I'm located in orange county as well.
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Old Dec 29, 2007 | 08:37 AM
  #61  
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Congratulations on C32!

Pump is pretty much a bolt on installation. It is $275 installed.
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Old Dec 29, 2007 | 10:24 AM
  #62  
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Vadim,

what do you recommend to get all air bubbles out of the Cooling-System after you changed the IC-Pump or HE?

Kind Regards from Germany
Bruno
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Old Dec 29, 2007 | 03:42 PM
  #63  
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...
Originally Posted by AMG-Driver
Vadim,

what do you recommend to get all air bubbles out of the Cooling-System after you changed the IC-Pump or HE?

Kind Regards from Germany
Bruno

Bruno,

the HE will come with instructions on how to bleed the air out of the system...
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Old Dec 29, 2007 | 04:28 PM
  #64  
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Thank you very much Erick...
Kind Regards
Bruno
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