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New Coolant?

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Old 07-23-2002, 04:11 PM
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Anyone seen or heard of this product? Waterless coolant Looks very interesting!
 
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Old 07-23-2002, 05:13 PM
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you may need a lower pressure radiator cap and a higher flow thermostat with this product.
 
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Old 07-23-2002, 05:55 PM
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I can't rememeber the name of it, but my local shop just started selling a blue colored coolant that is pre-mix and said to reduce temp. The owner had a good customer try it in his street bike and the customer came back a couple days later with the report of consistant 25 degree cooler water.

There is also additives that make these same claims. Redline's water wetter will reduce temp and can be added to water or water/antifreeze. I know it will work, but don't have any exact temp decrease numbers.
 
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Old 07-23-2002, 08:53 PM
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Blueleader, According to their instructions you don't need any equipment mods to use this stuff.

If you look at the properties of the npg, it's a lot thicker at higher temps than 50/50 Ethylene Glycol/water mix. This is the part that I liked-"Motorcycle Installation Guide

We have found that installation of NPG into motorcycles is literally a "Drain & Fill" procedure. Factory flow rates have sufficient volume to run NPG - There are no required modifications to your existing setup and no additional parts are needed to obtain the benefits of an Evans NPG cooled engine.

1. Remove radiator cap.
2. Remove overflow tank.
3. Drain cooling system and dispose of old coolant properly.
4. Flush cooling system thoroughly with water and drain completely.
5. For New systems proceed directly to Step 10. For Old systems in use continue on to Step 6.
6. Replace drain plug, Install radiator flush and fill system with water.
7. Run engine until operating temperature is reached (fans on). Allow system to cool.
8. Remove drain plug and flush system with water as in step 4. Run the engine circulating the water to remove the radiator flush chemical.
9. Allow system to cool Drain completely.
10. Install drain plug.
11. Fill system with EVANS NPG - DO NOT ADD WATER !
12. Run engine until operating temperature is reached (cooling fans on). Allow system to cool.
13. Drain cooling system, replace drain plug.
14. Dispose of contaminated EVANS NPG properly.
15. Fill system with EVANS NPG - DO NOT ADD WATER!
16. Install radiator cap.
17. Clean overflow tank and reinstall. Add EVANS NPG up to Cold Fill line. For the next few times of riding check the level in the overflow tank and add EVANS NPG as required.

Note: Never add water to an NPG Cooled Engine! "

 
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Old 07-24-2002, 02:09 PM
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OK.
by using this product you can ALSO use a lower pressure cap and higher flow thermostat which you motor will likey, likey, likey [img]i/expressions/face-icon-small-happy.gif[/img]
 
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Old 07-24-2002, 02:33 PM
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blueleader, yeah I was wondering if having a lower pressure cap/thermostat would help? This stuff isn't cheap though!
 
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Old 07-25-2002, 02:36 PM
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I think the Raptor takes under 1 gallon to fill. So you would need 2 gallons ($50+) to flush and fill.

I have water wetter in mine and may try engine ice or evans next year when I do my anual flush/fill.
 
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