Date: Thu, 5 Apr 2012 14:24:47 -0700
Reply-To: Scott Daniel - Turbovans <scottdaniel@TURBOVANS.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Scott Daniel - Turbovans <scottdaniel@TURBOVANS.COM>
Subject: Re: Form Jay Leno's Garage
In-Reply-To: <4F7DFDAA.2020709@comcast.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
one runs a regular thermostat with Evans coolant ?
for fuel economy and emissions reasons, and heater performance, you
want it ruining 'up to temp'..of course.
around 180 F or so.
'Cooler' is not 'better' in a street and road vehicle.....'up to proper
temp' is better.
scott
On 4/5/2012 1:16 PM, Todd Last wrote:
> I am really curious what running the evans coolant would do. Here is
> their response when I asked about the cooling capacity of the coolant
> vs. water:
>
> "water will better dissipate heat. That's a given, but the thing about
> even a 50/50 mix, water will still create vapor barriers in the motor
> due to the internal metal temps. Our coolant does not allow the
> coolant to turn to steam pockets like water does. Ours stays a liquid
> and pulls much more heat from internal metals, which in turn, lowers
> internal temps. Our coolant does not generate pressure as well. The
> only thing generating pressure in the system is the water pump. So
> there is no wear on gaskets or seals as well as the hoses are not
> subjected to the high pressure either. "
>
> So, it would seem that if you do not have the pressure cycling in the
> cooling system, your components might last longer. Not having steam
> pockets would be a plus. What would be interesting would be to see
> what the coolant temp settles at with the Evans coolant, vs. the
> traditional 50/50 mix. My guess is that it would be somewhat higher.
> They do make a big point about needing to make sure that there is no
> more than 3% water contamination in the coolant. It might be a bit
> challenging getting to all the places to dry out your Vanagon cooling
> system - so the initial fill might involve filling, testing for
> contamination, and draining and refilling until you were in the
> correct range.
>
> Todd
> '88 Westy GL
>
>
>
> On 4/5/2012 12:57 PM, Hector Zapata wrote:
>> That's what I found interesting about the video, and the fact that
>> there's no pressure build up, hence the hoses last longer and the
>> heads/water pump, too. I replaced all the cooling system parts a
>> couple of years ago, almost all, if not all the plastic parts
>> replaced with stainless steel or aluminum pieces. Some people are
>> using long life coolant in their vans, so why not a "for life" one? A
>> 5-gallon bucket might cost me $200.00, contrary to thounsands to
>> replace the heads, gaskets, hoses... it kinda sorta makes sense to
>> me. But what do I know, I've had my van for almost fifteen years and
>> driven about 140,000 miles with all kinds of problems and issues,
>> mostly due to ignorance, and/or not doing a good job fixing something
>> the first time. It's been said that if it's not done right the first
>> time for being in a hurry, somehow there's always time to fix things
>> a second or third time. I think I haven't learned that lesson yet for
>> some mysterious reason.
>>
>> Hector
>> 1990 Carat 'Ursula'
>>
>>
>>
>> On Thu, Apr 5, 2012 at 3:11 PM, Todd Last <Rubatoguy@comcast.net
>> <mailto:Rubatoguy@comcast.net>> wrote:
>>
>> Thought I would share the response I got from Evans coolant after
>> showing them a photo of typical Vanagon water jacket seal
>> corrosion, and asking if using their coolant would help:
>>
>> ".......we have seen this type of corrosion in steel head as well
>> as aluminum. The culprit is actually the acids that form over
>> time due to the electrolysis. Our coolant will eliminate all the
>> corrosion factors along with the electrolysis. Our coolant is
>> also phosphate free."
>>
>> On 4/1/2012 5:43 AM, Hector Zapata wrote:
>>
>> http://www.jaylenosgarage.com/extras/car-care/waterless-engine-coolant/index.shtml
>>
>>
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