O.S. pattern motors

[Lynn Burks]

Hello Chris.  Who has the 140rx in stock at this time.  I also like the 
engine and would like an other one.  Lynn
----- Original Message ----- 
From: "Chris Moon" <cjm767driver at hotmail.com>
To: <discussion at nsrca.org>
Sent: Wednesday, September 08, 2004 8:53 PM
Subject: Re: O.S. pattern motors


> John:
>    I have been running the 140RX all season.  The only issue ever has been 
> the stock rear bearing - it is good for a maximum of 75-100 flights.  I 
> would replace it with the sealed  stainless bearing from the EFI version 
> right out of the box, and you won't need to remove the motor for a long 
> time after that.  Other than that, mine has been flawless - never a cough 
> or deadstick in about 250 flights this year.  I have run 17-12 / 16-13 / 
> 16-14 / 17-10N   APC  props, and each has it's own different 
> characteristics.  I prefer the 17-12 and 16-13, but I just started trying 
> the 17-10N and like that too.  I am running a Bolly MF590 muffler, so if 
> you run a tuned pipe, you will get different results due to the higher 
> rpms from the pipe.  This is all on 10% Cool Power. I ran a gallon of 15% 
> Cool Power, and it was not a big enough difference to switch. I bought a 
> pipe and Perry pump to run an OS 160 in my 2nd plane, but decided that my 
> 140 had been so reliable that I should not mess with having 2 different 
> setups, and so I have another 140 on order. (in fact, I'm selling my 160 
> and perry pump and pipe if you are interested.)  I know that Bob 
> Pastorello has had great results from his 160 setup - but I just want a 
> common setup in both planes to simplify things.
> Chris
>
> John Pavlick wrote:
>
>>Guys,
>> I'm looking for some insight into which motor I should use in a new ship
>>(Focus). I like the O.S. 1.40RX because it's got a rear exhaust, but the
>>1.60FX looks nice too. If anyone has any experience with either of these
>>motors (props, fuel, pumps, things that wear out, etc.) I'd appreciate 
>>their
>>input. Either one is a bit of an investment so I want to make sure I'm
>>making the right choice. Also if anyone has used any of the new Hyde 
>>mounts
>>(with the nose ring attached to the mount) I'd be interested in hearing
>>about that too.
>>
>>John Pavlick
>>http://www.idseng.com
>>
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