Walbro Carburetor Parts | Walbro Carburetor Application Chart
Part description: Walbro 188-508 replacement primer bulb
OEM primer bulb includes nut and washer
Other part numbers:
188-508
Replacement primer bulb for Walbro HDA carburetor models.
Common carburetor applications:
HDA-180-1
HDA-4-1
HDA-79-1
HDA-97-1
