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Jackace Started a new thread 2014 KTM 250 SX Jetting Higher Elevations
5/14/2015 6:39am Just bought a used 2014 KTM 250 SX with very little hours on it. It still has the original tires on it and they have only a little wear on them. It has a Pro Circuit Pipe with a Type 296 silencer/SA on it. I took the bike out this past weekend to ride and it seemed to be pretty...
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Jackace Added a reply to 2014 KTM 250 SX Jetting Higher Elevations
5/13/2015 11:07pm With some help from digger I got my jetting changed and tested today. WOW what a change!!! It's a completely different bike now. It hits hard on the bottom and pulls much longer. I didn't have enough time to let the bike cool down and check for fouled plugs, but I did check the plug and it was no longer...
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Jackace Added a reply to 2014 KTM 250 SX Jetting Higher Elevations
5/12/2015 11:13pm You could try moving to clip position 2 if that doesn't work maybe an NECK needle is needed. It should be 1 size leaner in the straight section of the needle which impacts ~1/4 throttle, but everything else is the same as the NECJ. That is at least what I am finding with my research.
Jackace Added a reply to 2014 KTM 250 SX Jetting Higher Elevations
5/10/2015 1:57pm Boise is only ~2500 feet above sea level, but many of the places I ride are 4k+. Even out in the desert south of town it's 3k.
Jackace Added a reply to 2014 KTM 250 SX Jetting Higher Elevations
5/10/2015 1:39am Okay I got my carb pulled apart today and found my bike had a 158 MJ, 40 PJ, and N1EI needle in position 2. I put in a 162 main jet and left the 40 PJ. I have a NECJ needle on it's way that I plan to use in the 4th position. If that is too rich I will...
Jackace Added a reply to 2014 KTM 250 SX Jetting Higher Elevations
5/5/2015 8:41am Aw so the NEDK is slightly leaner than the NECJ. That might explain why people around here like that needle.