hey guys i am going to try and get my tigershark running again after fighting with it last year. my dad wants me to get rid of it but i cant manage a note on a new one right now. i know for sure i need these parts

44mm carb with 4 venturi ports
and i need to know if any of you can help me with the pump is not pumping water for the cooling system all the lines and filters are clean so i dont know whats up there ??

and i think i will need a new primer set up.

if any of you can help me out please. or send me to a place where i can spend least amount of money as possible.