If you are asking for the top rpm under load it should be around 9500 rpm with the main needle on the carb set about 1 turn open, the basic setting for the idle needle should also be about 1 turn open. Is this what you are looking for?

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Subject	Posted By	Posted
mcculloch pro mac 610	Anonymous	15/10/01 07:54 AM
Re: mcculloch pro mac 610	RAY	18/10/01 01:13 PM
Re: mcculloch pro mac 610	Dr. John	28/10/01 12:50 AM

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