Shop replacement repair parts for Walbro Small Engine model WYE-4-1

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.

Diaphragm assembly-metering

Check valve

Walbro valve-inlet needle

Gasket-metering diaphragm

Thumb drive-Service video. Complete Walbro diaphragm carburetor inspection & service video set.


Screw-cable adjust

Screw-pump cover

Screw-collar throttle

Screw-idle adjust

Diaphragm-pump

Gasket-pump

Swivel

Cover-primer pump