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Tom_Symes Started a new thread 2017 KTM 250sx keeps fouling plugs
10/27/2017 8:37pm Hi All, I'm new to 2 strokes and I need a little help. My riding elevation varies between 0-500m sea level. My jetting is set at stock, which is also the same settings as where I live (3m sea level) besides turning out the air/fuel mix a quarter turn which I've done. Seems to fouling when I idle for 10-20...
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Tom_Symes Added a reply to 2017 KTM 250sx keeps fouling plugs
10/16/2017 7:44pm You boys are right. Just went through the manual and realized the 1:40 mix on 98 octane is only for the 125/150. it should be 1:60 on 95 octane...... 
Thanks everyone for the feedback. edit: Im using Motorex 2T cross power
Thanks everyone for the feedback. edit: Im using Motorex 2T cross power
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Tom_Symes Added a reply to 2017 KTM 250sx keeps fouling plugs
10/16/2017 1:37am I've been running 1:40 on 98 octane. I've mainly been trail riding at the moment. Only seems to be fouling when I'm on idle for more then 10 seconds.