YX 140cc modifications

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wheres best place to get a ngk from? east 50s have?
 
If the needle was bent wouldent the idle sound funny cause myn idles fine
 
when my needel was bent it would idle but when i accelerated then backd off i would get stuck at high revs for a moment. you will have to explain it a bit more.
 
yeah i got an Atomik 140m aswell youll find it runs better in higher gears
 

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