rad fluid

11 replies to this topic
  • Need a new head

Posted 09 November 2009 - 09:04 PM

#1


what would happen if I put the pure, unmixed stuff into my rad.

it tells you can mix it 75 rad fluid with 25% water... what if you did 100% rad fluid with no water.

shorter question: why do you need water in rad fluid.

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  • lumpy790

Posted 09 November 2009 - 09:52 PM

#2

needs water to work efficiently.

  • small_and_fast

Posted 09 November 2009 - 10:03 PM

#3

A nice 50/50 mix is what il suggest. Unless you dont want to overheat in any conditions, then evans coolant is for you.

  • philbrooks

Posted 10 November 2009 - 01:45 AM

#4

Be sure to use only "distilled" water.

  • 7point62

Posted 10 November 2009 - 02:38 AM

#5

Water is very efficient at absorbing heat - one pound of water / coolant mix will absorb more heat for a given rise in temperature than coolant alone.

Additionally (if I remember correctly) ethylene glycol coolants freeze at a lower temperature when mixed with water at 50:50 than when used pure, thus giving extra protection.

Plus water is cheaper than coolant... ;)

  • lumpy790

Posted 10 November 2009 - 07:24 AM

#6

Water wetter is not an antifreeze.....it freezes like water.

There is a reason Engine Ice is the #1 MC coolant in the USA!

  • naturaledge

Posted 10 November 2009 - 07:36 AM

#7

Water has far better heat transfer properties than does pure antifreeze. you will cook your engine if you run pure antifreeze. :prof: Your welcome, N-edge

  • ncdirtrider249

Posted 10 November 2009 - 08:42 AM

#8

Engine Ice FTW!!!!!!!!!

  • manson3161

Posted 10 November 2009 - 08:47 AM

#9

Engine Ice no need for mixing just pour it in and your good

  • chuck4788

Posted 10 November 2009 - 10:49 AM

#10

The best heat transfer is with pure water, but adding 25% antifreeze will raise the boiling point without much loss of cooling. At 50/50 mixture is a good compromise between cooling and freeze protection, but I don't want to be riding when freeze protection from a 50/50 mixture is needed.

Antifreeze also has some additives that provide corrosion protection to the cooling system that pure water does not provide. On industrial and commercial engines the cooling systems are checked regularly for proper Ph level, which indicates when the coolant becomes corrossive and needs changing. For a bike just change the coolant once a year, every two years for a car.

  • small_and_fast

Posted 10 November 2009 - 04:05 PM

#11

lumpy790 said:

Water wetter is not an antifreeze.....it freezes like water.

There is a reason Engine Ice is the #1 MC coolant in the USA!

I know some guys that love that stuff, evans coolant is my prefferance though:thumbsup:

  • jmc02

Posted 10 November 2009 - 08:17 PM

#12

Agreed, Engine Ice is good stuff....



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