Hmm, I seem to recall that ethylene glycol, marketed as "organic" or "safe",
is not as effective for cooling purposes as the more common propylene
glycol, which is definitely toxic. Or do I have that the wrong way round?
on 3/13/02 4:54 AM, Eric at eric@erickson.on.net wrote:
> Wow,
>
> I posted the question and the next morning had to head off to the
> racetrack to watch some interesting (and important) pre-qualifying
> rounds for cars involved in a major race event this weekend in my town.
>
> I come back to a wealth of suggestions, information, experience - wisdom.
>
> Now I have to sort through it.
>
> Thanks to all (far too many to thank individually).
>
> I'll just say a couple of things that I didn't mention at the start of this.
>
> Firstly, I had my radiator/cooling system pretty thoroughly cleaned at
> the beginning of last year when I had my engine rebuilt (major rebuild)
> and I run an electric fan. I also run what this week was called 'green
> lollywater' by a bit of an 'expert' instead of top class coolant.
>
> Tectaloy 90 Plus - "An Organic Anti-Freeze/Anti-Boil ready to use
> coolant, 90 Plus contains 30% by volume Ethylene Glycol"
>
> It seems for the punishment of high revs on really hot days I should be
> shelling out lots more money and the hard to find Tectaloy 100 Plus: "A
> Long Life Organic Anti-Freeze/ Anti-Boil ready to use coolant, 100 Plus
> contains 50% by volume Ethylene Glycol and provided Anti Freeze
> protection down to - 37 degrees C. The organic inhibitor system ensures
> corrosion protection to your cooling system for 4 years or 100,000
> Kilometres". ;-)
>
> This information came from their website
> http://www.tectaloy.com/products.html but I am really worried about
> that: "Anti Freeze protection down to - 37 degrees C" because I can tell
> you, it was 37C on Sunday and there was no danger of freezing :-) 37C = 98.6F
>
> Thanks again all.
>
--
Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the primer red one with chrome wires
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