have vanguard series engine model 12H332-0114-B8.little plastic bowl on fuel shutoff valve on side of carburetor cracked leaks.b/s no longer has p/n698549 but they do have $65 carb with same $4 problematic bowl.really?anybody know of a carb that will work other than their carb?totally unbelieveable thanks for any help in this matter b/s doesn't seem to care .lef vac has less than 5hrs time would like to get it running without getting gouged by b/s