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YS140 problem

Old 03-07-2006, 10:22 PM
  #1  
Bengi
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Default YS140 problem

Hello guys I have my YS 140 that just arrived from usa because it was broke and they fixed, and now it is on my new showtime, but Im havving a problem, when I put the trottle at half the engine start to encrease and decrease the rpm by himself, and then it stops, whats wrong there? do I have to close the low needle valve? or what help!!
Old 03-08-2006, 09:40 AM
  #2  
Dave Shadel
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Default RE: YS140 problem

Use the instructions at www.ysperformance.com to setup your engine.

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