Originally Posted by
karolh
For quite some time now most if not all Walbro or similar carbs are fitted with ethanol compatible plastic and rubber components so one needs not worry about whatever type gas you use damaging your carb's internals.
I wonder if that is particular to Walbro. I have a Stihl weed whacker that keeps eating carbs. The shop insists the only way to prevent that is to run the tool every other week.