Question about 2010 KTM 250 SX
I would first check the compresion to see if you do it will need a propper tester.
Posted on Dec 15, 2013
SOURCE: 07 ktm 450sxf wont start
take your carb out, clean the entire thing, that means every nook in that *****. do this and if still a problem write back because in most cases were n idiot is involved, this is the most over looked problem
Posted on Feb 17, 2009
SOURCE: wont start
Oil from the breather is an indicator of compression bypassing the rings. This causes sump compression.
Cause of the problem is worn rings.
You need to conduct a compression test, if the compression is low then rings are probably the cause of the bike not starting.
Posted on Mar 16, 2009
hi buddy are you mixing it correctly with a mixing bottle with 40:1 ratio also on the carb will be a screw mixture screw turn this all the way in and unscrew it 1 1/2 turns out and try this also is there compression get back to me
Posted on Sep 19, 2009
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