Which coolant do you recommend for I5 NF engine?

[Huw Powell]

On 7/24/2010 1:43 AM, cobram at juno.com wrote:
> Huw Powell<audi at humanspeakers.com>  writes:
>
>> I don't have a basement.
>
> I'm sure you could find a source of water if you really need to without
> it, much as I do when the air dries up in winter and the dehumidifier is
> shut off.

Yeah, my faucet.  The well water here is pH 7.0, zero hardness.

>>> Yeah, with the state of public education today, figuring out 50%
>>> might be asking too much.
>>
>> Actually, while trying to make some weird political point, you are
>> ignoring how difficult it can be sometimes to get the right mixture.
>
> Yes, Huw it's a "weird" "political" statement that many kids go through
> the educational system yet can't do 4th grade math.

Actually, "percentage" is a 7th grade or so level concept.

> You're right Huw, where or where can one find a container that holds a
> gallon, or half a gallon, a quart, liter or unknown fixed volume for
> mixing?    If someone can't figure out how to dispense equal amounts of
> two fluids, they shouldn't be opening the hood of the car, let alone
> handling poisonous liquids.

Most of my early life I lived in apartments and did not have the luxury 
of saving empty jugs "just in case".  But yeah, I could buy a gallon of 
milk, drink it, and use the empty container to make up 2 gallons of 
50/50 quite easily.

>> Sure, many of us have empty jugs we can use to mix up 50/50
>> antifreeze  from the one gallon jug first, but many of us don't.
>
> Quite the puzzler, kind of like the row boat riddles from grade school.
> I'm typing real slow now, just find a container with a fixed volume
> (can't use a balloon or things like that), fill it to a point with
> coolant, pour that in, fill same container with water to the specified
> level, pour that in.  There ya go.

Damn, you make it sound so easy!

>> My "new" '88 90Q reads about -15F on the coolant meter.  How do I
>> fix  that besides flushing and refilling?  Is it too much water or too
>> much  coolant?  Pre-mixed prevents such confusion.
>
> Add coolant.  You'd have to be at almost 100% unmixed coolant solution
> before adding water would bring -15 down.  Using premix adds watered down
> coolant and you'd have to drain at least twice as much to adjust it with
> premix.  Any way you look at it it's harder to adjust with premix.  In
> the very off chance there's pure coolant in the system, you'd be using
> the 50% water in the premix to dilute it, if there's too much water or
> coolant is old, then you're adding 50% water where it's not needed.
> Either way, you're pissing away 50% of what's in the jug.  If premix is
> about the same price as unmolested coolant, you've already pissed away
> half your money buying water, then you lose 50% of that by trying to
> adjust with premix.

Clear as mud, but thanks for trying.

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/