[NSRCA-discussion] OS 120 AX

[John Pavlick]

Yeah it will idle at least as slow if not slower than my 160. What a great 
motor! Here's an idea to save pattern from an untimely death:
Slightly smaller airplanes that fly with a muffled 120 Ax...

John Pavlick
http://www.idseng.com

----- Original Message ----- 
From: "Jay Marshall" <lightfoot at sc.rr.com>
To: "'NSRCA Mailing List'" <nsrca-discussion at lists.nsrca.org>
Sent: Monday, September 03, 2007 11:00 AM
Subject: Re: [NSRCA-discussion] OS 120 AX


> Started breaking mine in today with 15% Cool Power and a 15x10 prop. 
> Started
> right up and turned 8820 RPM if leaned out. Idles WAY down, but not
> measured.
>
> Jay Marshall
>
> -----Original Message-----
> From: nsrca-discussion-bounces at lists.nsrca.org
> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of
> randy9004 at comcast.net
> Sent: Monday, September 03, 2007 10:01 AM
> To: NSRCA Mailing List
> Subject: Re: [NSRCA-discussion] OS 120 AX
>
> I use any 15% two stroke fuel.  The APC 16X8 seems like a good prop to me.
> RPM - enough to reach the moon straight up.
>
> randy
>
>
> -------------- Original message ----------------------
> From: Bob Richards <bob at toprudder.com>
>> I acquired a plane with an OS 120AX installed, and seem to be having some
> issues
>> with it. It came with an APC 16x8 prop and stock muffler. Is not running
> as well
>> as I think it should, but I did figure out I had some bad fuel. I plan to
> go out
>> again today and tinker with it some more.
>>
>>   What fuel, prop, and what rpm figures should I be seeing?
>>
>>   Thanks in advance.
>>
>>   Bob R.
>>
>
>
>
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