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PostPosted: Wed Apr 13, 2016 3:23 pm 
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Joined: Sat Jul 11, 2015 8:04 pm
Posts: 122
Pull the air with the fan...way more effective in imo....you would have to do 100 to get that kind of air flow on the head from stock scoops


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PostPosted: Wed Apr 13, 2016 4:00 pm 
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Joined: Wed Jan 14, 2009 2:10 am
Posts: 4678
Location: Carson City NV
jaylow wrote:
Wrong 138 was a stock jet size


No Jaylow I'm not wrong.

The Ody came with a 142 main in it which is the norm for most riding conditions. The 138 is a jet you can use but only if you're above 5000 feet and it's hotter than hell outside which makes the air less dense. If you are having to use a 138 main at below 5000 feet with normal ambient temperatures, then the smaller jet is having to compensate for another problem.

Read page 4-14 of the Ody manual.

Rand


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PostPosted: Wed Apr 13, 2016 5:54 pm 
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Ill have to read that.


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PostPosted: Wed Apr 13, 2016 7:44 pm 
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Joined: Thu May 07, 2015 3:47 pm
Posts: 151
Location: Haverhill, MA and Conway, NH
Progress! put the carb back together with the 145 main 45 pilot 1.5 air screw and 3rd position needle.

Left the oddy cool off but it is wired to pull from head and blow toward snorkel. Warmed up and I could tell it was better. Ran out of fuel walked mile back drove kubota back down with fuel. Couple quick pulls in the track and it goes much better. Still needs some tuning but now I want to install an egt.

Had race pack in the 90's on my drag sled and loved it. I would feel more comfortable having a second reference on this new motor (( Internal Combustion Engine ? )) so it lasts 30 more years.

What's the recommendation and probe mount specs for distance on these? Digitron with egt and cht?
Going to tinker with the oddy cool but I believe the hot air blowing up into the snorkel especially when stopped heat soaks the intake charge causing the super rich condition.

Anybody else running one? Don't think the other way blowing down on the motor (( Internal Combustion Engine ? )) would be as effective.


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PostPosted: Wed Apr 13, 2016 9:03 pm 
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You don't have it on a switch? Mine is on a switch and blowing onto to motor (( Internal Combustion Engine ? ))...with temp gauge lowers temp instantly. Exactly as directions say to do.. then again having the fan on all the time may have not let motor (( Internal Combustion Engine ? )) warm up correctly


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PostPosted: Thu Apr 14, 2016 9:20 am 
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Location: Haverhill, MA and Conway, NH
It's on a switch but I thought the idea was to increase the airflow all the time from the scoop up mostly slow speed idle improvement. Due to the stock snorkel in use I know that this doesn't work.

Going to reverse the fan current and put it on blow. I figured blowing down might counteract the effect of the scoops but with the volume it probably does a better job at speed as well as stopped.

Once I get the digitron hooked up with cht that will help me figure things out better.


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PostPosted: Thu Apr 14, 2016 9:22 am 
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Location: Haverhill, MA and Conway, NH
It's on a switch but I thought the idea was to increase the airflow all the time from the scoop up mostly slow speed idle improvement. Due to the stock snorkel in use I know that this doesn't work.

Going to reverse the fan current and put it on blow. I figured blowing down might counteract the effect of the scoops but with the volume it probably does a better job at speed as well as stopped.

Once I get the digitron hooked up with cht that will help me figure things out better.


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PostPosted: Thu Apr 14, 2016 9:45 am 
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Joined: Thu May 07, 2015 3:47 pm
Posts: 151
Location: Haverhill, MA and Conway, NH
This is the setup I am looking at from Digitron: DT-32K3 LT


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PostPosted: Fri Apr 15, 2016 6:54 pm 
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Location: Haverhill, MA and Conway, NH
Got the oddy cool blowing toward the motor (( Internal Combustion Engine ? )). This does work better. Thought the design was to augment the design but way more air moved this way.

50 degree day testing.

Once warmed up she runs good. Read some plugs 1/2 3/4 full. Half and below still rich. Holeshot is nice but if you back off and throttle in it loads up and then cleans out.

3/4 rich but a safe rich I like . Full throttle pancake. Want to add some fuel here so going up from 145 to next size which is 148. What's the trick to clean up the bottom add some air screw?


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PostPosted: Fri Apr 15, 2016 7:31 pm 
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Joined: Wed Jan 14, 2009 2:10 am
Posts: 4678
Location: Carson City NV
The air fuel screw is basically for just off idle to about 3/4 throttle so leave that alone for top end issues.

Try raising the needle in the carb and see if that helps. Remember, the lower the clip is on the needle the higher it raises the needle so you will get more fuel on top end.

You also want to pay attention to your clutches. When you say when you get back on it it tends to load up and clean out, you may be experiencing clutch issues.

Rand


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PostPosted: Fri Apr 15, 2016 8:33 pm 
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Posts: 151
Location: Haverhill, MA and Conway, NH
Yes. Familiar with the clutching bog. New 94c and new secondary on it. Def a fuel loading up issue.

Installed the 148 and backed the air out to 1/4 to see if I can clean bottom and add on WOT (Wide Open Throttle). Will do plug readings again tomorrow. Thinking I will be able to drop the needle after testing.

Idle to 1/2-3/4 real rich. Will report back tomorrow.


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PostPosted: Fri Apr 15, 2016 11:05 pm 
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Location: Carson City NV
Just remember, spark plugs are cheap..... top ends aren't.

Rand


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PostPosted: Sun Apr 17, 2016 2:19 pm 
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Location: Haverhill, MA and Conway, NH
148 was too much fuel WOT (Wide Open Throttle).

Went back to 145 dropped the needle one position air screw back to 1.5. Think we are real close. Runs awesome and plugs look good.

Going to baby it for awhile still breaking in. Once egt comes will take a closer look.

Thanks for all the help getting me to here!


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PostPosted: Mon Apr 18, 2016 12:02 am 
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Location: Carson City NV
De Nada!

Rand


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PostPosted: Tue Apr 26, 2016 8:25 pm 
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Joined: Thu May 07, 2015 3:47 pm
Posts: 151
Location: Haverhill, MA and Conway, NH
Back from a little vaca with kids and wife.

Put about an easy hour or so on it since good base jetting.

Got the digitron mounted. What is the egt location spec. I think others have learned before me. Going to check the wet line when I take it off but with the springs and limited locations figured you already have the answer.

Also got the missing tool box stores the outerwears cover for the egt nice!

Thanks in advance.


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PostPosted: Thu Apr 28, 2016 9:39 am 
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Joined: Thu May 07, 2015 3:47 pm
Posts: 151
Location: Haverhill, MA and Conway, NH
Got some of the sensors routed. I went with the most common location of 2.5 inches down the pipe between the springs for the egt and then hooked cht and tach up.

Love it so far and haven't even run it yet other than a warm up.

ODDY COOL- This is a must in my opinion. It is amazing how quickly this brings down the CHT. I only let it get to about 220F warm up and as soon as you click the fan on watch the numbers go backwards.

What is the CHT normal operating range for the FL350?


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PostPosted: Thu Apr 28, 2016 6:38 pm 
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Location: PERTH WESTERN AUSTRALIA
Track Addict wrote:
I only let it get to about 220F warm


220F ONLY? :shock:


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PostPosted: Sat May 07, 2016 4:27 pm 
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Location: Haverhill, MA and Conway, NH
Looking for a little jet guidance . Temps are all in line with the plugs and the feel. Runs good real rich.

There is one spot of I hold it or come off WOT (Wide Open Throttle) and cruise it starts to heat. 3/4 throttle ish.

Back to middle position 145 main stock pilot 1.5 air screw.

Below and above throttle position.


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PostPosted: Sun May 08, 2016 1:58 am 
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Location: Carson City NV
Define "Starts to heat".

Rand


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PostPosted: Sun May 08, 2016 7:55 am 
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Posts: 151
Location: Haverhill, MA and Conway, NH
Egt headed up past 1200 only at one throttle position. WOT (Wide Open Throttle) 1150 back down to 3/4 and cruise it heads north 1200 and keeps climbing. Back to WOT (Wide Open Throttle) or lower throttle it cools.

Moving the needle back to middle helped but still nervous a out the one position.

Holeshot everything looks great. Slowly raise throttle to 3/4 and hold it climbs. Mash WOT (Wide Open Throttle) cools.


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PostPosted: Sun May 08, 2016 5:31 pm 
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Posts: 122
Sounds like a pilot jet what do you think randtheman...i have a banshee that was getting hot down low...increased the pilots...2 carbs...fixed my problem


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PostPosted: Sun May 08, 2016 6:41 pm 
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Joined: Thu May 07, 2015 3:47 pm
Posts: 151
Location: Haverhill, MA and Conway, NH
Update raised the needle/ lowered the clip one notch.

Problem solved. Machine runs 1150 everywhere. Made the longest trip of the rebuild about 3 miles temps good all over.


Going to leave it here for a few more tanks. Think I can go back to 142 and be right where I want.

Thoughts and thanks!


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