Since good old air is almost 80% N2, I would venture to guess the
thermal expansion of N2 and air are very similar.
Sent from my iPhone
On Dec 16, 2009, at 14:17, <pennell@cox.net> wrote:
> Larry,
>
> Does not react to T changes as much as regular air does? React to
> it in what way?
>
> Keith Pennell
>
> ---- bighealey3k@aim.com wrote:
>> I also recommend a digital gauge and possibly switching over to
>> nitrogen.
>> Nitrogen doesn't react to temperature changes as much as regular
>> air does.
>> I'm assuming your using the old "stick" type pressure gauges.
>>
>> Larry
>> '67 BJ8
>>
>>
>>
>> -----Original Message-----
>> From: Mark LaPierre <lapierrem@sbcglobal.net>
>> To: healeys@Autox.Team.Net
>> Sent: Wed, Dec 16, 2009 6:51 am
>> Subject: [Healeys] Speaking of tire Pressure
>>
>>
>> I have 3 pressure gauges that give me 3 different figures. Which
>> one is
>> orrect?
>> If air pressure is so important wouldn't you think that some one
>> would make a
>> auge
>> hat gives a correct reading. And how do we really know what is
>> correct?
>> Mark
>> Healeys@autox.team.net
>> ttp://autox.team.net/mailman/listinfo/healeys
>> You are subscribed as bighealey3k@aim.com
>> http://www.team.net/archive
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>>
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