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yamaha mark

98 yz 400f float level

3 posts in this topic

hi all.ive just stripped down my carby cleaned everything and put it all back together and everything is sweet except for the float level.does anyone know what the float level should be set at? and also any info on the pilot screw how many turns out should it be.


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Float height is 9mm. It's listed in the manual:


If it was me, I'd download a 400 manual for the specs and a 426 manual for the better diagrams.

Ball park pilot setting is also listed in the manual as well as here:


See also:




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