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Re: Europa-List: gas mixing

Subject: Re: Europa-List: gas mixing
From: kbcarpenter@comcast.net
Date: Thu, 21 Apr 2005 16:52:10

Use 93 octane, so it says on the pump.
Ken
----- Original Message ----- 
From: "Jeremy Davey" <EuropaFlyer_3@msn.com>
Subject: RE: Europa-List: gas mixing


>
> So, out of curiosity, what octane (MON) mogas do you use in a 914 in the 
> US?
>
> Regards,
> Jeremy
>
> Jeremy Davey
> Europa Monowheel 537M G-EZZA
> Europa Club Vice-Chairman, Webmaster, PFA NC Representative
> PFA EC Member
> If you can keep your head when all about you are losing theirs, then it is
> possible you haven't grasped the severity of the situation.
> Tail done
> Standard XS wings with mods underway
> CM installed in fuse (with airbrakes fittings)
> 1380 build hours to date
> Intended fit:
> Rotax 914 turbo, Airmaster CS fully-feathering prop
> Lots of lights, buttons, switches, gizmos, and alarms
>
>
> -----Original Message-----
> From: owner-europa-list-server@matronics.com
> [mailto:owner-europa-list-server@matronics.com] On Behalf Of
> kbcarpenter@comcast.net
> To: europa-list@matronics.com
> Subject: Re: Europa-List: gas mixing
>
>
> Ok it's a stupid question.  I was thinking of the times when traveling and
> one can get auto fuel and 100 LL at the same airport.  If you mixed them,
> you would be loading the engine with less lead.  I realize one can use TCP
> also to reduce the lead build-up.  In the US, fields that have auto gas 
> only
>
> have 87 octane so it cannot be used in the 914.
> ken
> ----- Original Message ----- 
> From: "Duncan McFadyean" <ami@mcfadyean.freeserve.co.uk>
> To: <europa-list@matronics.com>
> Subject: Re: Europa-List: gas mixing
>
>
>> <ami@mcfadyean.freeserve.co.uk>
>>
>> MON = Motor Octane Number. There is no direct relationship between RON 
>> and
>> MON and the difference between the two in the case of a single fuel is
>> used
>> as a measure of temperature sensitivity.
>>
>> Duncan mcF.
>> ----- Original Message -----
>> From: "Jeremy Davey" <EuropaFlyer_3@msn.com>
>> To: <europa-list@matronics.com>
>> Subject: RE: Europa-List: gas mixing
>>
>>
>>> <EuropaFlyer_3@msn.com>
>>>
>>> Richard and Ken,
>>>
>>> I may be wrong, but is it possible Ken is confusing octane ratings. 87
>>> octane at the pumps in the US is 87 Octane MON (Mean Octane Number?),
>>> whereas the 95 octane stuff we're told to use in Europa is 95 Octane RON
>>> (Research Octane Number).
>>>
>>> The two are not the same measure, and MON gives a lower number than RON.
>>> 87MON is not far from 95RON, but my recommendation would be to do an MSN
>>> Search for these terms and come to an educated understanding of which
>>> auto
>>> gas you can use in the US.
>>>
>>> Either that, or ask a few folks flying Rotaxes what they use! :-)
>>>
>>> Cheers,
>>> Jeremy
>>>
>>> Jeremy Davey
>>> Europa Monowheel 537M G-EZZA
>>> Europa Club Vice-Chairman, Webmaster, PFA NC Representative
>>> PFA EC Member
>>> If you can keep your head when all about you are losing theirs, then it
>>> is
>>> possible you haven't grasped the severity of the situation.
>>> Tail done
>>> Standard XS wings with mods underway
>>> CM installed in fuse (with airbrakes fittings)
>>> 1380 build hours to date
>>> Intended fit:
>>> Rotax 914 turbo, Airmaster CS fully-feathering prop
>>> Lots of lights, buttons, switches, gizmos, and alarms
>>>
>>>
>>> -----Original Message-----
>>> From: owner-europa-list-server@matronics.com
>>> [mailto:owner-europa-list-server@matronics.com] On Behalf Of R Holder
>>> To: europa-list@matronics.com
>>> Subject: Re: Europa-List: gas mixing
>>>
>>>
>>> kenneth b. carpenter wrote:
>>> > carpenter" <kbcarpenter@comcast.net>
>>> >
>>> > Has anyone explored the issue of mixing 50/50  87
>>> > octane auto gas with 100 LL to get 93 octane gas for
>>> > 914T engines?  I think 912S engines also need 93 octane
>>> > gas.  Sounds like it would be better for the engine
>>> > than 100LL alone. Ken Carpenter N 9XS  914T
>>>
>>> Why not just use 91 or 93 octane Auto gas !
>>>
>>> If you are carting auto gas into your hanger to mix it
>>> with Avgas, why not just use auto gas ?
>>>
>>> 912 912S and 914 all run on Mogas (auto gas) and the oil
>>> needs to be changed every 25 hours if more than 30% Avgas
>>> is used. The oil changes are at 50 hour intervals if you
>>> use Mogas.
>>>
>>> Mogas is also cheaper ($5 a US gal here in England)
>>> compared with over $7 a US gal for AVGAS.
>>>
>>> Richard Holder
>>> Europa TriGear G-OWWW High Cross
>>>
>>>
>>
>>
>>
>
>
> 



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