4-stroke pump

[Ken Thompson III]

John,
He only burns a couple of ounces during a sequence at a contest.  However, 
if his CG changes during practice, he's fighting the plane instead of 
getting in quality practice sessions.

Ken
----- Original Message ----- 
From: "John Pavlick" <jpavlick at idseng.com>
To: <discussion at nsrca.org>
Sent: Thursday, February 24, 2005 10:51 PM
Subject: RE: 4-stroke pump


> Jim,
> That's what he's got now but I think he wants to move the tank over the
> C.G. Of course, for Sportsman this isn't really necessary because you only
> burn 2 oz. (or less) of fuel flying the schedule - the balance won't 
> change
> too much even with the tank in the nose. I've actually flown 4 strokes
> (little ones) with no pressure and they work fine - as long as the venturi
> area isn't too large.
>
> John Pavlick
> http://www.idseng.com
>
>
>> -----Original Message-----
>> From: discussion-request at nsrca.org
>> [mailto:discussion-request at nsrca.org]On Behalf Of Jim Ivey
>> Sent: Thursday, February 24, 2005 10:07 PM
>> To: discussion at nsrca.org
>> Subject: Re: 4-stroke pump
>>
>>
>> Rc
>> The OS 70 4c doesn't need a pump. Just install the tank close
>> behind the firewall and plumb the tank for pressure from the muffler.
>>
>> Jim Ivey
>> >
>> > From: rc_pilot <rc_pilot at charter.net>
>> > Date: 2005/02/24 Thu PM 07:51:29 EST
>> > To: discussion at nsrca.org
>> > Subject: 4-stroke pump
>> >
>> > what type of pump do i use with an os fs70?
>> >
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