Find the right part faster
Multiple models matched. Select your model to confirm fit.

Primer bulb (or purge bulb) assembly. The primer bulb draws fuel into the carburetor to make the engine easier to start. The short port on the primer bulb is the inlet. The longer port is the outlet back to the fuel tank.

Purge bulb

Zama primer bulb, red. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.

Purge bulb w/shaft and fuel li
Looking for Weed Eater Carburetor Primer Bulb Repair Parts? RepairClinic.com has the appliance parts, lawn equipment parts and heating/cooling parts you need!