Rick Kammer wrote:
> Steve, Evans Cooling Systems (ECS), Incr.'s NPG coolant is
> truly good stuff, but there are issues which need to be
> addressed before one considers usage. Note that I work for
> ECS, so you'll now have a realistic perspective when
> considering my comments.
>
> Our coolant, indeed, uses no water which we consider to be
> the "bad guy." Water absorbs and releases heat better than
> any other fluid, but it has a limited temperature range and
> some negative issues regarding the impact of water vapor
> generated when any water based coolant flows through the
> heads, where temps are in excess of 700�F.
>
> Its the elimination of this vapor that brings most of the
> benefits associated with our coolant.
>
> The downside here is, as you now might expect, that since
> NPG absorbs and releases heat less efficiently than water,
> something must be done if the end user wishes to run with
> coolant temperatures equal to water. That something is to
> flow our coolant faster through the cooling system. Note
> however, that if one doesn't increase flow for our coolant,
> yes coolant temperatures will rise, but most times operating
> at these higher coolant temps doesn't impact the performance
> of the engine. Actually, in some cases the engine runs more
> efficiently when its metals are warmer.
>
> Also note that when one can run with warmer metal temps,
> more aggressive spark settings and higher compression are
> now possible.
>
> Whatever the reasons for using NPG coolant, an operator
> gains significantly more cooling flexibility with our NPG.
>
> Hope this helps!
>
> Rick
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So this stuff works "as good as water" if you move the NPG coolant
faster ???
this e-mail killed the product for me....only as good as water IF you
move it faster !!
I knew it was too good to be true .....looks like wetter water or a
bigger radiator is still
the answer .....
Steve Moore 94VMAX
VMOA#1368
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