The kit comes with the parts that wear out and usually need replacing. You just need to buy the kit. Make sure you get the "premium" kit (if available) because it is more complete. You will need some...
The critical components to replace are the needle valve and seat. The other rebuild tip is to make sure all the passages are clear from gum and or corrosion. You will be surprised how many carb...
go to an autoparts store and say i need a carb rebuild kit for a 78 Cadillac. then after that or before find Cadillac shop manual (eBay) or a chilton or haynes at barnes and nobel or amazon. have fun...