I have found that dropping parts into Evaporust, (sold at Wally World in the auto section) will take most corrosion out of the nooks and crannies of...
Carbs are pretty easy. Just be careful to track the parts that come out. Not much worse than turning one upside down and wondering where those parts...
Since there was still a truck getting painted on the other side of the garage, I still can't grind on Flossy so I decided to attempt a carb rebuild....
I agree with gm, it looks like there is crud in the carb. If the trick gm proposes doesn't get it done, it sounds like a carb tear down is in order....
I am just guessing that's even it, but it could be. Any fuel sitting in the carb for 5 years will usually evaporate out. The volatile ingredients go...
My grandpa religiously only ran 100% gas in it. And I did drain the tank just to be safe before I started tinkering with it again. And filled back up...