Yes, its the brass plug in the boss that faces down. There may be a very small hole in it already. You can loosen the clamps and rotate the carb in place without removing the throttle cables. Rotate it about 45 deg and you can get at the plug to remove it.

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Last edited by peejman; 06/24/20 11:41 AM.

This shall pass, be still and know.
2006 XT225, UNI filter, ProTaper bars, MSR handguards, SS front brake line, Shinko 241's.