REFLECTOR: Ethanol

[Mike Dawson]

Hi Dave;

I was told by Len Bechtold that Ethanol was a no no in
the Air Performance injection system. I have to admit
I haven't called AirPerformance and asked them! Don
you know different?
Mike

--- Dave Bertram <v350tx at comcast.net> wrote:

> I will ditto what Mike has said since I also got my
> engine from Team-38.  
> The PSRU is gear type  and is used in airboats (some
> with over 1000 hp). 
> However  I have been running 92octane mogas with
> ethanol all summer without
> any problems.  
> Dave Bertram
> N350TX 
>  
> -------Original Message-------
>  
> From: Velocity Aircraft Owners and Builders list
> Date: 09/28/06 02:43:13
> To: Velocity Aircraft Owners and Builders list
> Subject: Re: REFLECTOR: MUSCLE PLANES
>  
> We are running a www.team-38.com Chevy ZZ383.
> The engine was completely gone thru by Team-38
> ,Iconal
> valves installed, blue printed and balanced then
> dynoed and broken in. Engine cradle and mounts
> provided, a MT electric constant speed prop matched
> to
> a to a 1.73 to 1 planetary gear P.S.R.U. Radiator
> and
> cooling fan also provided as well as a MSD ignition
> system. Smooth, 350+ HP drag plane but $$$47,000.00
> for the package. Several people have fabricated
> there
> own installations from aluminum dart blocked 427cu
> screamers to the corvette LS6 with no mods at all.
>   The LS6 is becoming the engine of choice as the
> factory ECU can be re-programed for aircraft
> performance curves. You can do it all yourself or
> buy
> any part of it. Somebody here knows how!
> In the end it can be cheaper as you can rebuild for
> much less $$$ and run 92 octane mogas but no
> Ethanol!
> You do need a gear reduction unit as you can not
> turn
> the engine slow enough for direct drive and avoid
> detonation problems. At least not easily.
> Mike
>  
> --- Tom Martino <tmartino at troubleshooter.com> wrote:
>  
> >
> > You know ... the more I mess with airplanes (now
> > going on 30+ years) and
> > the more I look at aircraft engines ... the more I
> > realize that they
> > don't hold a candlestick to automotive technology.
> > So ... in contemplating my next project (which may
> > or may not be a V)
> > ... what is the wisdom here regarding powerful
> > automobile engines.  I
> > want something comparable to more powerful that
> the
> > IO-550 or the
> > IO-540.
> > I know there are a few guys here who are running
> > Chevys.  Here's what I
> > would like to know:
> > -Do you have to convert your auto engine?  Or are
> > there companies that
> > do it for you?
> > -Are they heavier than standard aircraft engines?
> > -Do they require a lot of fabrication and
> > modification?  What about
> > engine mounts?
> > -Are they quieter?  Do they run smoother?
> > -Do you need gear reduction drives?
> > -Do they end up being cheaper?  Or more expensive?
> > Thanks for any info.
> > Tom
> >
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