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I don't know. What height should they be and at what edge to measure from?Rudy




Factory spec is 16mm - 18mm, measured from the bottom of the float to the gasket surface, with the float tab against the needle valve, but not compressing the spring. There is a certain technique & "feel" to doing that measurement correctly. There is also an art to adjusting float level to be uniform for both carbs.

You can lean the pilot circuit out a bit by increasing the float measurement to the larger end of the spec, thereby lowering the gas level in the bowl.

Ian's method is the quick way to see where the level is, & whether both carbs are set to the same level, & for that purpose it works well. If, however, you want to adjust the level, then you'll need to pull the carbs to do it.

The floats on my carbs were originally set to approx. 16.9mm & the low speed circuit works better on mine when set to 18mm. I don't know if that setting will work for your situation.