Walbro Model Number Locator Locate your Walbro Model Number and Serial with All Mower Spares
Walbro HDA and HDB model number location
On larger Walbro carburetors such as the HDA and HDB series carburetors the model number is located near the adjustment needles.

Walbro WA and WT Model Number Location
On Walbro WA and WT series carburetor the model number is located near the fuel inlet fitting.

Walbro Rotary Carburetor Model Number Location
On Walbro Rotary Feed and Float feed carburetors the model number is located on the mounting flange.
