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Old 09-05-2011, 07:29 AM
  #20751  
blw
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Default RE: Welcome to Club SAITO !

Mine is the a version.
Old 09-05-2011, 07:45 AM
  #20752  
hsukaria
 
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I imagine the Saito 82 in a Sig Rascal will give some serious performance. I have a Rascal and I had an old 40 and then a weak 52 4-stroke in it for general sports flying. I think a Saito 56 would be enough, an 82 will be crazy.

I
Old 09-05-2011, 02:49 PM
  #20753  
SigMan
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Default RE: Welcome to Club SAITO !

my new Rascal and Saito are in my home. paid 300 but SigMan has a Saito powered Rascal now ....WooHoo ! :0
Old 09-05-2011, 03:54 PM
  #20754  
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ORIGINAL: SigMan

my new Rascal and Saito are in my home. paid 300 but SigMan has a Saito powered Rascal now ....WooHoo ! :0
Enjoy!![8D]

Did the $300 also include servos? That is an awesome deal when you consider that the Rascal airframe alone cost $220. I bought mine 4 years ago before the price increase. Along with the Tower discount at the time, I got it for $185. They were a pricey ARF, but worth it.
Old 09-06-2011, 08:06 AM
  #20755  
boogermancan
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i was looking at the Saito FG-14 Gasoline Engine (82G). the Walbro/Saito Carburetor stick's out more than the nitro Carburetor . im thinking maby it will hit the motor mount. were the mount bolts to the fire wall . or dose it clear ? not the motor mount that come's with it.
the motor mount that is in place from the nitro motor. i was looking at the one that comes with it . its is nice but it is heaver than the hanger9
Old 09-06-2011, 08:11 AM
  #20756  
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If you use the included motor mount you will be ok with the clearance between the carb and motor mount/firewall.
Old 09-06-2011, 06:19 PM
  #20757  
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Hello

I have a 72 thats about 3 years old and always worked fined but for some reason I could not get it to run under 5k rpms. The only way to do it was to keep the ignitor on but as soon as I removed it died. I tried new glow plug with no success. I haven't flown this plane for a little over a month now and I don't know if that can affect the engine. I tried to adjust the LS without success but I think that by know if too out of place, could anyone tell me what is the factory setting for the low speed needle so I can reset it.
Old 09-06-2011, 06:44 PM
  #20758  
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If its a plastic throttle arm set it about 1/16th inch inside the flat surface of the throttle, if it is a metal arm set it even with the end of the throttle barrel. Its easiest to set the LS with the HS needle at absolute peak. If you attempt to set the LS needle with the HS rich you end up chasing the needles all over the place. It will end up about where this one is.
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Old 09-06-2011, 07:31 PM
  #20759  
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thanks, I'll try that next time I'm at the field

Old 09-06-2011, 07:37 PM
  #20760  
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The Saito 200R3 is a very sweet motor and very forgiving. I set the initial high end at 4 turns out so the first 5 minutes would be very heavily lubricated. The motor started right up after using the built-in primer spout at the carburetor’s opening.

I am using the McDaniel ignition system so did not notice the #3 cylinder going cold at low RPMs. I did however test it after I ran the 4th 10 minute break-in run because of what I had read here. I removed the ignition system and started the engine with a glow starter; one cylinder at a time. The motor started at ~2500 RPM setting just as easy as if it were on all three. Then you just walk the igniter to the other cylinders (very carefully) and start the other two. I used an IR temperature gauge to judge who was running and how well. #1 and #2 ran between 150-170 degrees Fahrenheit depending on RPM. #3 would shut down and go to 90-110 after an idle below 2100 RPM. I could be running a little rich which could have caused this. I am running now at ~2-1/4 turns on the High Speed needle. All I know for sure is that problems with #3 never occurred with the ignition system. I now have the ignition set to come on at 1/3rd throttle and less and I’ve flown 6 flights (10-12 minutes each) without an issue.

I have several Saito radials and use an ignition on all of them. I never worry about an ignition on the singles even the 46 seems to work fine after started.

Hope this helps answer any questions posted or not.

Thanks,

jimm
Old 09-07-2011, 05:22 AM
  #20761  
Rudolph Hart
 
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Default RE: Welcome to Club SAITO !

Hi jim your comments are interesting.Looking at the front of the engine and lets say that the lower right cylinder is number one,the top cylinder number two and so on..they run lean to rich in that order going by feel on the rocker covers re heat.I'm running the hsn at 1.75 turns out for a max of 8300 peaked at 8600.Will look forward to see how the engine settles down with some more fuel thru it,cheers
Old 09-07-2011, 12:34 PM
  #20762  
Pete Bergstrom
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ORIGINAL: Daniel-EL

The 0.015 decompression shims for the Saito 150 were once offered by C&H Electronics, but they are no longer in business. Anybody have a suggestion where they might now be found now and purchased?[]
You can contact Horizon Hobby Service department about these. We still have them available.

Pete
Old 09-07-2011, 02:07 PM
  #20763  
Warbird Man
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Anyone know what the diameter of the satio .90 3 cylinder radial is? Can't find those particular specs. on it.

Thanks in advance
Old 09-07-2011, 02:37 PM
  #20764  
Pete Bergstrom
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ORIGINAL: Warbird Man

Anyone know what the diameter of the satio .90 3 cylinder radial is? Can't find those particular specs. on it.

Thanks in advance
It is 168mm (6.61"). The information can be found in the manual http://www.horizonhobby.com/ProdInfo...ine-Manual.pdf

Pete
Old 09-07-2011, 04:50 PM
  #20765  
SigMan
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Default RE: Welcome to Club SAITO !

yep, all new complete with JR tx/rx and servos...
Old 09-07-2011, 08:44 PM
  #20766  
N429EM
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I'm having some difficulties getting my older model Fa80 tuned. Using this method, with a metal arm...
ORIGINAL: Hobbsy
... if it is a metal arm, set it even with the end of the throttle barrel. Its easiest to set the LS with the HS needle at absolute peak. If you attempt to set the LS needle with the HS rich you end up chasing the needles all over the place. It will end up about where this one is.
... there appears to be a rather large gap, between the end of the LS needle, and the open end of the spraybar. It looks to be about a sixteenth to three-thirty-seconds of an inch (see diagram). In order to get anywhere close to a lean-ish low-end, I have to turn the LS needle in a long way. Do I have an equipment problem? Approximately how much of a gap does yours have, when tuned properly?

Thanks,
EJ
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Old 09-07-2011, 08:46 PM
  #20767  
N429EM
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Double posted, sorry.

How come the "Report" option doesn't appear, for me, for my own posts?
Old 09-08-2011, 04:18 AM
  #20768  
hsukaria
 
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ORIGINAL: SigMan

yep, all new complete with JR tx/rx and servos...
Excellent!!

One thing I learned is that the Sig covering does mess up after a while due to exposure to nitro exhaust (I used to have a 2-stroke engine in it). It is not one-layer like Monokote or Ultracote. I am having to re-cover the whole nose area. The tail covering also faded, but it's not peeling off.

I guess a good thing about having a Saito in it, being a 4-stroke, the exhaust won't be blasting directly on the covering and ruining it so bad.
Old 09-08-2011, 04:36 AM
  #20769  
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I'll check it out. And, here you go.
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Old 09-08-2011, 06:31 AM
  #20770  
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Guys i want to ask if the Saito Intake Velocity Stack, really helps to improve the intake charge and so helps for a more efficient burn;

Old 09-08-2011, 06:36 AM
  #20771  
w8ye
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All the intake stack does is contain most of the reversion plum. Therefore you get better fuel economy.
Old 09-08-2011, 06:39 AM
  #20772  
clytle374
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Default RE: Welcome to Club SAITO !

And it stays clean inside the cowl, or at least much cleaner.

Cory
Old 09-08-2011, 09:13 AM
  #20773  
charlie1960
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Default RE: Welcome to Club SAITO !

It didnt do anything for performance but it did help with fuel ecomony,
on my 1.00
Some less fuel spray in the cowl too.

But does have a certain amount of "cool"
Old 09-08-2011, 01:08 PM
  #20774  
JariV
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Default RE: Welcome to Club SAITO !

That's not a real velocity stack. The mouth of the stack should be considerably larger and the contour is very important. I did a stack into my radial Saito and power went up by 10 % after adjusting the needles.
Old 09-08-2011, 07:00 PM
  #20775  
N429EM
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Default RE: Welcome to Club SAITO !


ORIGINAL: Hobbsy

I'll check it out. And, here you go.
Thanks, Hobbsy.
As I indicated, my starting point, with the end even with the throttle barrel, my gap is much wider than yours.
Will start closer to your pic, and go from there.

EJ


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