Webra 160; was: Mintor 1.70
Koenig, Tom
Tom.Koenig at actewagl.com.au
Tue Aug 12 20:31:08 AKDT 2003
Hi Guys..just to add to the humour
I think the going rate for 30% Morgans Heli down here in Oz is about $ 50-65
Aus.
I kid you not...I can run my car for a week for less than a day of flying!!!
Bring on the electrics I say!!!
Tom
> ----------
> From: Lance Van Nostrand[SMTP:patterndude at comcast.net]
> Reply To: discussion at nsrca.org
> Sent: Wednesday, 13 August 2003 14:29
> To: discussion at nsrca.org
> Subject: Re: Webra 160; was: Mintor 1.70
>
> Hi Mark,
> I'm paying $10/gal for 10% Magnum in my Mintor. How much for that 30%
> Powermaster these days?
> -Lance
>
> ----- Original Message -----
> From: "Atwood, Mark" <atwoodm at paragon-inc.com>
> To: <discussion at nsrca.org>
> Sent: Tuesday, August 12, 2003 12:43 PM
> Subject: RE: Webra 160; was: Mintor 1.70
>
>
> I'm running a DZ with a 17x12 on 30% Powermaster "DZ" fuel (low viscosity
> oil) and turning 8500rpm and still breaking in.
>
> -Mark
>
>
> -----Original Message-----
> From: mike mueller [mailto:mups1953 at yahoo.com]
> Sent: Tue 8/12/2003 12:38 PM
> To: discussion at nsrca.org
> Cc:
> Subject: RE: Webra 160; was: Mintor 1.70
>
> Thanks E. if you get the results on the DZ on a 17x12 sometime in the
> future please let us know. I agree with the spooling up on the 2c. I think
> that from my assesment that for raw power the DZ's seem to have an edge
> but
> when you add in all the factors like fuel costs, engine costs, ease of
> maintenence ie. simplicity, and reliability the available 2 strokes are a
> very good choice. Mike
>
> "Henderson,Eric" <Eric.Henderson at gartner.com> wrote:I only tach'd the
> YS1.40
> DZ with a 16 x 12W and got a solid 8,800 rpm. I was running 30%
> Powermaster
> DZ fuel. It pulled the Hydeout out of sight on 3/4 throttle.
>
> Still testing the Mintor 1.70 in the same ship. Running an APC 17 x 12
> with
> 10/16 Powermaster. 15 Runs so far. Does P-03 and P-05. It s not the same
> power as a 4-c and you spool up a bit more in the bottom corners. Prefer
> the
> 17 x 13 for noise and will wait a while before I load up the engine.
>
> E..
>
>
> -----Original Message-----
> From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org]On
> Behalf Of mike mueller
> Sent: Tuesday, August 12, 2003 11:37 AM
> To: discussion at nsrca.org
> Subject: RE: Webra 160; was: Mintor 1.70
>
>
> Just for comparisons sake what type of RPM would you expect out of a YS
> DZ
> with the same prop on say Magnum 1.5?
>
> "Henderson,Eric" <Eric.Henderson at gartner.com> wrote: You'll need more
> nitro
> in cooler weather :-) - But what is cooler weather to the CA crowd?
>
> --
> -----Original Message-----
> From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org]On
> Behalf Of Wayne Galligan
> Sent: Tuesday, August 12, 2003 10:06 AM
> To: discussion at nsrca.org
> Subject: Re: Webra 160; was: Mintor 1.70
>
>
> Jerry,
>
> I was pleasantly surprised too. I can only imagine what this engine will
> perform like in cooler weather. We have also been surprised that these
> numbers are coming from 10% Magnum fuel. Now its just a matter of getting
> it my plane and trying different props.
> I failed to note that I am using 2 - A5 plugs.
>
> Wayne G.
> ----- Original Message -----
> From: Jerry Budd
> To: discussion at nsrca.org
> Sent: Monday, August 11, 2003 10:47 PM
> Subject: Webra 160; was: Mintor 1.70
>
>
> That's pretty good, the best numbers I've heard yet for a 3M-170.
>
> For comparison my Webra 160 turned the APC 17x12 at 8500 rpm at the
> Fresno Contest in June and then again in 104 degree heat at Riverside
> on the 4th of July. That's not peak rpm but the flight setting which
> was a bit rich (new motor and all). Magnum #1, YS plug, ES-2C140L90
> pipe set at 23-1/4" baffle to plug, stock 1.75" rise Mac's header, MC
> carb. The motor is timed so that it doesn't come onto the pipe at
> all (i.e., NO pipe jump), and the throttle response is linear from
> idle to full power. It's also ultra quiet on the ground (under 92 db
> at the Nats) and in the air.
>
> Tony Frackowiak's running the same setup in an Alliance on Magnum 15%
> fuel and turning 8200-8400 (again set a bit rich).
>
> I can't imagine what else anyone would want out of a motor. It's
> essentially perfect.
>
> Jerry
>
>
> >My 1.70 hit 8200 rpm with 10% magnum, APC 17X12 regular, at the
> >Lubbock contest. It was hot and high, reports were that it was like
> >being at 7200 ft.
> >
> >
> >
> >Gray Fowler
> >Principal Chemical Engineer
> >Composites Engineering
> >
> ><rcaerobob at cox.net>
> >Sent by: discussion-request at nsrca.org
> >
> >08/11/2003 10:49 AM
> >Please respond to discussion
> >
> > To: discussion at nsrca.org
> > cc:
> > Subject: Re: Mintor 1.70
> >
> >
> >
> >HO-LY-COW ! That's a pretty beefy setup, for sure. 10% Nitro?
> > You're kiddin', right??
> >
> >Bob P.
> >>
> >> From: "Wayne Galligan" <wgalligan at goodsonacura.com>
> >> Date: 2003/08/11 Mon AM 11:27:50 EDT
> >> To: <discussion at nsrca.org>
> >> Subject: Mintor 1.70
> >>
> >> Just a few notes on my initial test and break-in on this engine.
> >> It has not been installed in my plane as of this writing but I
> >>cant wait.
> >>
> >> 3M 1.70 stock header
> >> 10 % Magnum fuel
> >> Bluebird c.f. 2-stroke pipe 24.25" center of head to 1st baffle.
> >> Total length of exhaust center of head to end of pipe 31.5"
> >>
> >> Test day 98 degrees and about 35%+ humidity
> >>
> >> 17x12N APC high 8500rpm low 1600rpm
> >> 17x13 std APC high 8250rpm low 1500rpm
> >>
> >> This is after 5) 16oz tanks of breakin. I broke it in just like
> >>the OS, alternating rich to lean during first several tanks.
> >>
> >> Wayne Galligan
> >>
> >>
> >
> >Bob Pastorello, El Reno, OK, USA
> >rcaerobob at cox.net
> >www.rcaerobats.net
> >Just a few notes on my initial test and break-in on this engine. It
> >has not been installed in my plane as of this writing but I cant
> >wait.
> >
> >3M 1.70 stock header
> >10 % Magnum fuel
> >Bluebird c.f. 2-stroke pipe 24.25" center of head to 1st baffle.
> > Total length of exhaust center of head to end of pipe 31.5"
> >
> >Test day 98 degrees and about 35%+ humidity
> >
> >17x12N APC high 8500rpm low 1600rpm
> >17x13 std APC high 8250rpm low 1500rpm
> >
> >This is after 5) 16oz tanks of breakin. I broke it in just like the
> >OS, alternating rich to lean during first several tanks.
> >
> >Wayne Galligan
>
>
> --
> ___________
> Jerry Budd
> mailto:jbudd at qnet.com
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