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Old 04-19-2010, 11:13 AM
  #6  
Dr1Driver
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Default RE: engine/fuel question

Do the pinch test for the high end. At full throttle, briefly pinch the supply line. If the engine dies immediately, it's too lean. If it runs a while, then slowly revs up, it's too rich. If it speeds up quickly and begins to die, it's about right.