Rough idle... only when warm.

maybe a thorough cleaning with carb cleaner, wires and air...may be a air bleed plugged with crap gas jello. My Mazda had this after sitting and the lawn mower does it every season.
http://www.boyxunderthehood.com/wp-...ETORS-ADVANCED-CARBURETOR-TUNING-IFR-BIAB.pdf