Discussion:
Does nitro fuel go bad if it sits--- for years??
(too old to reply)
Snowdog
2005-05-09 00:54:32 UTC
Permalink
i am attempting to start my rc10gt and i have fuel that has been sitting
about 4years. it ignites but does not run . does fuel go bad after time?
thanks

doug
kenji
2005-05-09 02:38:51 UTC
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Post by Snowdog
i am attempting to start my rc10gt and i have fuel that has been sitting
about 4years. it ignites but does not run . does fuel go bad after time?
thanks
Nitro fuel is not like a whiskey, or a red wine.
the_atomic_punk
2005-05-09 09:04:19 UTC
Permalink
If your bottle of fuel has a lot of condesation apparent ,yes!
You can siphon off the bottom.Or freeze the whole bottle the moisture
will be frost,and if you pour it quickly you can reclaim your fuel.I
would suggest mixing it with a 40% or 50% percent nitro equavilent fuel
by another 60 to 80 % ratio if it does not fire up.
The Raven
2005-05-09 09:58:17 UTC
Permalink
Post by the_atomic_punk
If your bottle of fuel has a lot of condesation apparent ,yes!
You can siphon off the bottom.Or freeze the whole bottle the moisture
will be frost,and if you pour it quickly you can reclaim your fuel.
Actually, that's a myth. A local magazine ran a test some years back
involving water added to fuel. They froze it, they siphoned off the bottom
and tried every trick. When sent off for chemical analysis the water content
hadn't dropped significantly.

In other words, if you think you have water in your fuel either replace it
or dilute it with more good fuel.
Post by the_atomic_punk
I
would suggest mixing it with a 40% or 50% percent nitro equavilent fuel
by another 60 to 80 % ratio if it does not fire up.
Yep, cut it with some better fuel.
--
The Raven
http://www.80scartoons.co.uk/batfinkquote.mp3
** Now I will bring chaos to the world!
Dingo
2005-05-09 21:09:31 UTC
Permalink
Lets start a new mythe !

try some WD40 (Water Displacement) mix it up with the fuel , shake well
before use !
at least givi it a try

Tm
Post by The Raven
Post by the_atomic_punk
If your bottle of fuel has a lot of condesation apparent ,yes!
You can siphon off the bottom.Or freeze the whole bottle the moisture
will be frost,and if you pour it quickly you can reclaim your fuel.
Actually, that's a myth. A local magazine ran a test some years back
involving water added to fuel. They froze it, they siphoned off the bottom
and tried every trick. When sent off for chemical analysis the water content
hadn't dropped significantly.
In other words, if you think you have water in your fuel either replace it
or dilute it with more good fuel.
Post by the_atomic_punk
I
would suggest mixing it with a 40% or 50% percent nitro equavilent fuel
by another 60 to 80 % ratio if it does not fire up.
Yep, cut it with some better fuel.
--
The Raven
http://www.80scartoons.co.uk/batfinkquote.mp3
** Now I will bring chaos to the world!
The Raven
2005-05-09 09:55:50 UTC
Permalink
Post by Snowdog
i am attempting to start my rc10gt and i have fuel that has been sitting
about 4years. it ignites but does not run . does fuel go bad after time?
thanks
A friend of mine is almost finished burning through some old nitro fuel he
got some 10 years ago. It's been stored in airtight containers and not
exposed to extremes of temperatures etc. It seems to run well in his
aircraft but a certain budget brand of engine hates the stuff.

I even used a litre of it recently, ran much better than a fresh jug of fuel
I had just finished.

Still, I'd rather not let fuel get that old.

PS. This was 5% nitro fuel, so it may be a different story with the higher
nitro content car fuels.
--
The Raven
http://www.80scartoons.co.uk/batfinkquote.mp3
** Now I will bring chaos to the world!
TyBreaker
2005-05-10 09:51:52 UTC
Permalink
Post by Snowdog
i am attempting to start my rc10gt and i have fuel that has been sitting
about 4years. it ignites but does not run . does fuel go bad after time?
On p119 of the Radio Control Car Action 2005 Buyer's Guide they
recommend squeezing the bottle as it gradually empties when you use it.
The idea appears to be to leave as small a surface area as possible
where the fuel is exposed to air. By squeezing the bottle as it gets
emptier, you end up storing away a very crumpled bottle towards the end
but the surface area of the liquid to the air within the bottle remains
around the thin neck tube instead of the wider base. If you can get a
copy of ths mag in a newsagent you'll see the pic on the page I
indicated and understamnd what I'm trying to say.
timbothy
2009-07-06 16:05:39 UTC
Permalink
i had some nitro fuel that sat for about 3 years. i added some rubbin
alcohol and it came back to life

--
timboth
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