Old D/C Hustle Stuff Mechanical 6 Pack 4782/4783 carb build
Try goodwill or something like that, I mixed 50/50 with hot water then add it to the pot let it heat fully on hi for 30 or 40 min. Then add the carb and parts to the pot . I let mine soak for an hour and a half or so. Then rinse well in hot water and then let it soak in coll water for a minute and blow out with air.