REFLECTOR: Was Fuel Tanks: Now Ethanol Free Mogas

Mark Magee edjonesbrady at gmail.com
Wed Jan 9 16:12:18 CST 2013 

I don't think they 'seal' them, the fiberglass is so thick, so many plies,
it doesn't need sealing.

Mark
On Wed, Jan 9, 2013 at 3:33 PM, Gattenby <gattenby at tulsaconnect.com> wrote:

> The gas stations store their gas in fiberglass tanks. What epoxy / sealer
> does that industry use ?
>
>
>
>
> On Jan 9, 2013, at 12:46 PM, nmflyer1 at aol.com wrote:
>
> You will Never get a good seal with a "slosh" on a fiberglass tank. They
> tried that with my 235 tip tanks, and it turned into a disaster.
> I had to cut the tanks apart and fix them.
>
> On another note, I fixed those tanks with Jeffco. They worked ok for
> several years, then started to soften. Odd, the top is where they softened,
> not the bottom where the fuel settled. I was using MoGas with no ethanol in
> those tanks. They don't leak, but will need some attention once the
> Velocity is up and squawk free.
>
> I had planned on using  Mogas/100ll blend in the Velocity when at home.
> I'm not so sure it is worth the risk. There has been MoGas in the Velocity
> tanks for quite some time (from a different supplier) with no problems.
>
> Unfortunately, some of the cleaners they put in the new fuels are able to
> penetrate the jeffco sealant. Since we do not know what they are, we have
> no way to test for them. You sure can not take the retailer's word on it. I
> am in the planning process to add MoGas to our airport. Once I get a little
> further down the road, I can do some more checking.
>
> Kurt
>
>
>
>
>
>
>
> -----Original Message-----
> From: Mark Magee <edjonesbrady at gmail.com>
> To: Velocity Aircraft Owners and Builders list <reflector at tvbf.org>
> Cc: Velocity Aircraft Owners and Builders list <reflector at tvbf.org>
> Sent: Wed, Jan 9, 2013 11:05 am
> Subject: Re: REFLECTOR: Was Fuel Tanks: Now Ethanol Free Mogas
>
>  It'll be interesting to see what the new fuel is. As was mentioned,
> could be a mess for us w/fiberglass tanks. It would be challenging to slosh
> a new product in my tanks... :(
>
> Mark B. Magee
> Sent from IPhone 4S
>
> On Jan 9, 2013, at 6:46 AM, "John Abraham" <john at velocityaircraft.com>
> wrote:
>
>   Highly recommend everyone looking to use auto fuel talks to Bill
> Mulroney about his experiences and also tank sealing ideas.  He found as
> Michael said that the fuel injector cleaner has a chemical that goes
> through the Jeffco, doesn’t hurt the glass but eats the foam and you see
> your tanks shrink and you can see the bulkheads.  Everywhere he double
> glassed and epoxied prior to putting in the jeffco is fine.
>
> Best,
>
>                        John Abraham
> Chief Pilot, Executive V.P. Sales and Marketing
>          <image001.png>
>                   200 W. Airport Drive
>                   Sebastian, FL 32958
>             www.velocityaircraft.com
>                   (P): 772-589-1860
>                   (F): 772-589-1893
>
>  *From:* reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org<reflector-bounces at tvbf.org>]
> *On Behalf Of *Mike Dawson
> *Sent:* Wednesday, January 09, 2013 12:13 AM
> *To:* Velocity Aircraft Owners and Builders list
> *Subject:* Re: REFLECTOR: Was Fuel Tanks: Now Ethanol Free Mogas
>
>  Not until they take out the fuel injector cleaners that eat foam and
> fiberglass. You can find plenty of ethanol free auto fuel. Most
> distributors put in the ethanol but the other additives come from the
> refineries. Auto fuel + fiberglass tanks = trouble. We need metal tank drop
> in's or a much better sealant!
>
> Michael E Dawson
>  ATCI CFII
>
>
> On Jan 8, 2013, at 8:20 PM, Mark Magee <edjonesbrady at gmail.com> wrote:
>
>  All,
>  I thought I'd chime in on a related topic: Pure Gas. I have an app for
> my iPhone that locates stations selling ethanol free gasoline in my local
> area. Bere in central Texas there is plenty available. Search PUREGAS. I
> only run ethanol free gas in my cars, the app tells the last time it was
> tested ethanol free. As well you can easily test it yourself. Seems to be a
> growing 'rebel' movement against ethanol in gas. Should help you auto
> engine and mogas guys.
>
> Mark B. Magee
>  N34XL
>  Sent from IPhone 4S
>
> On Jan 8, 2013, at 6:02 PM, Chris Barber <cbarber at texasattorney.net>
> wrote:
>
>  It was my understanding that the strake baffles are structual.  How does
> this work on the inserts?  I had to redo my strakes a few years ago when
> the Jeffco failed badly.  It came off both strakes in sheets and flakes.  I
> do have an auto conversion, so yeah, the idea of cheaper gas is very
> appealing.  I have had samples in local 10% (mandated in the five counties
> surrounding Houston) ethonal for about five years ago with no noted
> problem...but, ya never know.  I have used both local auto gas and avgas
> during engine testing...now I am in the early stages of Phase One and just
> have it on my mind.  Hope to fly again on Thursday after addressing an
> issue which required an engine tear down and rebuild.
>
> FWIW,
>
> Chris
>  ------------------------------
>  *From:* reflector-bounces at tvbf.org [reflector-bounces at tvbf.org] on
> behalf of David Rene Dugas [renedugas at gmail.com]
> *Sent:* Tuesday, January 08, 2013 12:22 PM
> *To:* Velocity Aircraft Owners and Builders list
> *Subject:* Re: REFLECTOR: Fuel Tanks
>   I remember the pictures too. Looked good.
>
> Rene' Dugas
>  Sent from an Apple.
>
> On Jan 7, 2013, at 9:00 PM, Jeff Barnes <jcbarnes411 at sbcglobal.net> wrote:
>
>    Hi Ron,
>
>        Jean Prudhomme made some. They were pre-fab - just drop into your
> strakes.  Pics are (were) up on TVBF.ORG <http://tvbf.org/>.
>
> Regards,
>
> Jeff Barnes
>
> --- On *Mon, 1/7/13, Velocity <velocityxl at fastmail.fm>* wrote:
>
> From: Velocity <velocityxl at fastmail.fm>
> Subject: REFLECTOR: Fuel Tanks
> To: "reflector at tvbf.org" <reflector at tvbf.org>
> Date: Monday, January 7, 2013, 7:50 PM
>  With all the talk of new fuels coming down the pipe I have been
> wondering what it might mean to
> fueling my velocity. My biggest concern is compatibility with the fuel
> strakes. I seem to remember
> some one made or was going to make a blow molded tank that fit in the fuel
> strakes. Does
> any one remember or know what ever became of this idea. Seems like a great
> fix
> if I was building now but it may be the only option in the future.
>
> Ron
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