Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Welcome to JUST ANSWER small engines, let me try to help you !! I don't know it all, but maybe together we can get you a satisfactory answer!
Primer bulb goes on the carburetor, You can buy it as part of carburetor kit, in link below, scroll down link page to see kit, or you may want the primer with carburetor, and other parts to complete repair,