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Author Topic: M 90 Hit and Miss need help or guidance  (Read 782 times)

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Re: M 90 Hit and Miss need help or guidance
« on: September 14, 2019, 03:27:28 pm »
Hi Rich,
 If you are blowing fuel , I would suspect the intake valve is not properly seating. Short of disassembly , a squirt of oil  and opening and closing valve while gently spinning may clear debris preventing seal.


Len.