<VV> Improving the heat conductivity of motor oil

[Ron]

Mark, not perticularly so.  Heat conducts (Roberts is right!) through the 
metal parts to wherever it's being removed and this goes for the moving 
parts also.  Solid metat parts are much better at removing heat than oil or 
air are.
RonH

----- Original Message ----- 
From: "Mark Durham" <62vair at gmail.com>
To: <jvhroberts at aol.com>; <ScottyGrover at aol.com>; <fastvair at yahoogroups.com>
Cc: <virtualvairs at corvair.org>
Sent: Friday, February 03, 2012 10:05 AM
Subject: Re: <VV> Improving the heat conductivity of motor oil


> John., probably more than we realize, however, gm only installed enough of
> a system to keep the oil in its required temp range.  And why is the oil
> getting hot at all?  It's picking up heat as it circulates thru the
> engine.  Its the oil that keep the internals at their design operating
> temperature.  Its, again, very important. You say its not doing much, yet,
> it does what it is supposed to do. I rest my case.  :).    Mark Durham
>
> Sent from my Windows Phone
> ------------------------------
> From: jvhroberts at aol.com
> Sent: 2/3/2012 4:22
> To: 62vair at gmail.com; ScottyGrover at aol.com; fastvair at yahoogroups.com
> Cc: virtualvairs at corvair.org
> Subject: Re: <VV> Improving the heat conductivity of motor oil
>
> I've looked at this seriously! Oil has a low specific heat, there isn't
> much going through the engine from a cooling standpoint, and the oil 
> cooler
> isn't to cool the engine, it's to cool the oil so it doesn't break down.
>
> As far as what pans and valve covers do, I'd need to see comparative data.
> For one thing, bolting a chunk of finned aluminum to another piece of
> aluminum is actually moving a fair bit of heat through simple conduction!
>
> Anyway, keeping the oil cool is important to protect the oil from 
> excessive
> temperatures. But with a specific heat 1/4 that of water or less, and a
> flow rate that's a pittance compared to the coolant rate in a water 
> pumper,
> the oil ain't doing much!
>
> John Roberts
>
>
> -----Original Message-----
> From: Mark Durham <62vair at gmail.com>
> To: jvhroberts <jvhroberts at aol.com>; ScottyGrover <ScottyGrover at aol.com>;
> fastvair <fastvair at yahoogroups.com>
> Cc: virtualvairs <virtualvairs at corvair.org>
> Sent: Thu, Feb 2, 2012 10:21 pm
> Subject: RE: <VV> Improving the heat conductivity of motor oil
>
> John, you should take the cooling capability of the oil seriously.  In an
> air cooled engine, oil is a big part of the cooling where air cannot get
> to.  All the internals are cooled with oil. People get good benefits by
> adding oil capacity and finned valve covers and pans.  Yes, gm was not 
> over
> generous with oil cooling, however, they did go after more with later
> generation oil coolers.  Mark Durham
>
> Sent from my Windows Phone
> ------------------------------
> From: jvhroberts at aol.com
> Sent: 2/2/2012 16:08
> To: 62vair at gmail.com; ScottyGrover at aol.com; fastvair at yahoogroups.com
> Cc: virtualvairs at corvair.org
> Subject: Re: <VV> Improving the heat conductivity of motor oil
>
> Well, yeah, transformer oil is a coolant and a dielectric. There are no
> pumps or other moving parts in a transformer, and the temps don't get
> anywhere the boiling point of water, unless there's a fire!
>
> Not sure this is the way to go here. And in air cooled engines, the oil
> cooler is to protect the oil from excessive temperatures, not so much for
> cooling the engine. The flow isn't there, the heat capacity of the oil
> isn't there, etc.
>
> A fun mental exercise, but without a test, not sure how useful it would be
> in an engine.
>
> John Roberts
>
>
> -----Original Message-----
> From: Mark Durham <62vair at gmail.com>
> To: ScottyGrover <ScottyGrover at aol.com>; fastvair 
> <fastvair at yahoogroups.com>
> Cc: virtualvairs <virtualvairs at corvair.org>
> Sent: Thu, Feb 2, 2012 5:11 pm
> Subject: Re: <VV> Improving the heat conductivity of motor oil
>
> And see how fast it wears your cam or other parts. There is a big
> difference between a transformer where the oil is static versus our oil
> which also provides a pressurized boundary layer in the bearings and
> drip spray lube to cam lobes where high pressures in between the lobe
> and lifter exist. Not to mention the wiping/compression strokes the
> rings and cylinder walls experience! Mark Durham
>
> Sent from my Windows Phone
> From: ScottyGrover at aol.com
> Sent: 2/2/2012 10:44
> To: fastvair at yahoogroups.com
> Cc: virtualvairs at corvair.org
> Subject: <VV> Improving the heat conductivity of motor oil
> _HBN  Boron Nitride Dry Lubrication Powders, 1lb test quantity now
> available._
> (http://sandblastingabrasives.com/hexagonal-boron-nitride-powder-order-page-781.html)
>
> Why don't you experiment with this and find out if it helps in  cooling?
>
> Scotty from Hollyweird
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