Sam made me a part, great guy! A tiny gear that I sent a file for. Turned out a ~thou big but I added a little heat and cycled the gear train and it settled right in! 3D printing is a powerful tool but you need to spec the proper filament for whatever your building. They got low melt PLA that can be set in plaster and then burned out , ie. lost wax (lost PLA) method to be backfilled with molten AL.... AL Casters unite! Now get out there and cast your own Weber 3X2 slant intake!
