Walbro primer bulb. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.
Carburetor needle & seat kit. Comes with installation instructions. The float needle allows fuel to enter the float bowl. If the float needle is stuck closed, the engine will not get fuel and thus will not start.
Looking for Honda Tiller Carburetor Parts parts? RepairClinic.com has the appliance parts, lawn equipment parts and heating/cooling parts you need!