vacuum switch

i have a vacuum switch that is broken and i have to replace it but it has no part # on it it goes on a piece under the carb but i cannot find this switch any where do you know where i could find it? i will try and get a pic it has 3 prongs on the top 2 of the are looped together

Hook me up with a pic I might have one laying around

alright ill get one tommorrow its on the piece on the bottom of the carborator that the 5/16 inch hose from the air cleaner goes to it has 3 nipples on it

thanks for the help but i was at the junkyard today and i happened to find one so its taken care of now