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[digger]

could any one help and tell me the best baseline settings for a cmb 90 its an old gold top
thanks guys
regards
Darren

[omra85]

It's usually done by ear at the lakeside as the carbs differ so much.
A start for the main needle would be about 2 turns out. Idle needle also about 2 turns then move it in until it ticks over evenly.
Paul Dengate's site has some useful information on it (worth reading)
http://www.icboats.org/boat/documents-pdf/glow%20fuel%20engines.pdf
Danny