S2000 Under The Hood S2000 Technical and Mechanical discussions.

Hydro Pulley

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Old Oct 11, 2002 | 03:12 PM
  #11  
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And that's why it sucks living in Delaware

You guys get to play with the toys sooner. I'll be lucky to find another S2k owner within 50 miles of me! Prolene - thanks for the headsup on the pulley; I'd come across this earlier and lost the URL.

Ryan
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Old Oct 11, 2002 | 05:43 PM
  #12  
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[QUOTE]Originally posted by ultimate lurker
[B]Actually there are now standalone electric waterpumps that you just insert between the radiator and the block by cutting a radiator hose.
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Old Oct 11, 2002 | 08:44 PM
  #13  
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I'm not sure I'd do that as it regulates waterflow through the block. Remove it and the coolant flow might be too high, not giving the coolant enough time to absorb and dump heat.

docofmind, you can buy the waterpump today, but we need to figure out how to bypass the waterpump belt. Need to get a Gates belt catalog and figure out how much shorter we need to make it.

UL
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Old Oct 11, 2002 | 11:18 PM
  #14  
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also need to figure out how much of a load it would put on the altenator.

bryan
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Old Oct 12, 2002 | 02:02 AM
  #15  
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[QUOTE]Originally posted by ultimate lurker
[B]I'm not sure I'd do that as it regulates waterflow through the block.
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Old Oct 12, 2002 | 08:11 AM
  #16  
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[QUOTE]Originally posted by ultimate lurker
[B]I'm not sure I'd do that as it regulates waterflow through the block.
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Old Oct 12, 2002 | 09:50 AM
  #17  
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UL, docofmind, if anything is developed regarding an electric water pump, please keep up informed. As far as belts go, if you're at it, also check for size to bypass the ac unit as well, with or without water pump bypass.
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Old Oct 12, 2002 | 10:08 AM
  #18  
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Al, i d also like to remove the power streering unit as well.

Between the three units, i m sure there is atleast 10 honest horses and about 100 pounds of weight gone.
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Old Oct 12, 2002 | 11:56 AM
  #19  
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docofmind, the power steering unit is electical already :-)

cmnsense, good idea on mechnical orifice and block off plate for the water pump. That is the ultimate direction to go. I originally contacted a company about making a drive motor for the stock water pump with a roller bearing idler pulley around the outside to maintain stock belt length/routing. They make something like this for new Mustang GTs, but they actually replace the whole pump. As our pulley is easy to remove, I'd like to just adapt the motor to our stock pump. Unfortunately, they don't respond to my inquiries.

The inline system is much simpler to use, but doesn't eliminate the stock pump without work.

The pump I've been looking at is rated at 8 amps of current draw @ 12v - continuous operation. That's not much, and remember the pump is only drawing full current when its operating at full speed - i.e. when the cooling system is very warm. In the grand scheme of things, it's well under 1 hp of power loss, under 3 hp even if you consider the belt drive and alternator efficiency to have a combined efficiency of only 10%.

UL
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Old Oct 12, 2002 | 12:40 PM
  #20  
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I too am interested in this.
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