50 yamy 4 stroke carbs

yamytec7

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Join Date: Jan 2013

Posts: 7
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#1

50 yamy 4 stroke carbs

09-05-2013, 08:50 PM

Does anybody have the carb settings or online manual for this engine , its a 2004/5 engine I think ?
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boscoe99

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Join Date: Jul 2013

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#2

09-05-2013, 09:21 PM

Idle mixture screw setting is:

Cylinders #1 ~ 3 2.25 plus or minus .5 turns

Cylinder #4 2.50 plus or minus .5 turns

Idle RPM 750 plus or minus 50

Better make sure the carburetors are synchronized.
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