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Old Apr 26, 2007 | 12:12 PM
  #1  
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Coolant Change

My '02 just turned 5 years old and has 81K on it. Is draining the radiator and replinishing sufficiant, or does the system really need to be flushed?
 
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Old Apr 26, 2007 | 01:07 PM
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I'd do the following:

1) drain the radiator (at petcock) and remove block drain fittings (One is behind the starter and the other one is the smaller of the two next to rear of the oil filter flange)

2) reinstall block drain fittings and close petcock,

3) fill with clean water and radiator flush,

4) run to normal temperatore with heater control set to the hottest setting (all the way clockwise),

5) repeat step #1.

6) refill with distilled water,

7) run to normal temperature,

8) repeat step #1

9) close petcock and reinstall block drains

Now you have a few choices...

A. Install 203 t-stat, new billet thermstat housing (the stamped one on the truck is junck) and coolant filter system (bob riley's got these) then/or

B. just install long-life coolant (Rotella ELC is good for 300K miles then with the additionof additive package ypou can go another 300K miles!!!) or

C. just install regular anti-freeze with proper dose of SCA additive.

Any water added to the anti-freeze should be distilled water. I would definitely flush the system.

If I remember correctly you need 8 gallons of antifreeze and 8 gallons of distilled water...have fun!

On edit: Here is a good diesel coolant primer:

http://www.constructionequipment.com...CA6256027.html
 

Last edited by nlemerise; Apr 26, 2007 at 01:43 PM.
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Old Apr 26, 2007 | 02:07 PM
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From: Robbinsville NJ
Thanks. Already have a 203 t-stat and a blue billet housing. Problem I have is where to dump that much chemicals.
 
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Old Apr 26, 2007 | 02:26 PM
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I'd call a few independent garages...they might have a tank for storing until it is recycled...maybe a six pack of adult berverages could get them to take it off you hands.
 
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Old Jul 7, 2007 | 09:53 PM
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Where is the coolant filter located ? And where is the stock thermostat that was mentioned earlier ?...the one u were saying to replace with the 203 t stat from bob rileys...thanks in advance
 
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Old Jul 7, 2007 | 10:46 PM
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Coolant filter is an after-market add on. It's normally mounted to the driver-side top radiator bracket. I'm probably going to add one after I get done with my next round of mods. 'stat is under the flange on the block where the top radiator hose goes.

Joe
 
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Old Jul 7, 2007 | 11:11 PM
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I went to my local international dealer a few months back when I was purchasing a spare CPS and asked them about changing my coolant and they told me there was a stock coolant filter I had to change also...I have a 2K excursion with the 7.3... so basically the internation guy that told me that doesn't know his a$$ from his elbow ?
 
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Old Jul 8, 2007 | 12:21 AM
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I don't think Ford used coolant filters on our trucks. International probably does, so I wouldn't say he doesn't know is stuff. It's a good mod, though -- extends that water pump life by quite a bit...
 
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Old Jul 8, 2007 | 08:45 AM
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To get rid of old anti-freeze contact some car dealers or larger repair shops. They catch the old anti-freeze that they drain out of engines, filter it and reuse it to top off cars that they are servicing. I don't know if they add any additives but they do check to be sure of the freeze point and add fresh anti-freeze to bring it up to, or down to, spec.
 
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Old Jul 8, 2007 | 11:54 AM
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Originally Posted by MiKeYs 2k DiEsEl 4x4
I went to my local international dealer a few months back when I was purchasing a spare CPS and asked them about changing my coolant and they told me there was a stock coolant filter I had to change also...I have a 2K excursion with the 7.3... so basically the internation guy that told me that doesn't know his a$$ from his elbow ?
I believe the T444 has a coolant filter.
 
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Old Jul 8, 2007 | 02:49 PM
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T444 ??? What's that ?
 
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Old Jul 8, 2007 | 02:55 PM
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Internationals makes our engines the version of our engine they use in their trucks is the T-444-E used in school buses and garbage trucks
 
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Old Jul 8, 2007 | 03:11 PM
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Talking

I'm up in new york state.I know new jersey is enviro consious,cause Whitman is from there .But anyway we have a drop tank for our oil and antifreeze at the recycle center

Originally Posted by rmilchman
Thanks. Already have a 203 t-stat and a blue billet housing. Problem I have is where to dump that much chemicals.
 
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Old Jul 8, 2007 | 03:12 PM
  #14  
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Anyone know the exact web address for Bob Riley's ? I want to order t stat 203 and the coolant filter from there. I tried .com but it said website not availabe. Thanks in advance
 
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Old Jul 8, 2007 | 03:19 PM
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http://www.dieselsite.com/
 
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