Echo CS550 and CS550P chainsaws, DME500 sprayer and PB500 backpack power blower models.
Fits:
Walbro WLA-1-1, WLA-2-1, WLA-3-1, WLA-4-1, WLA-5-1 and WLA-6-1 carburettor models as fitted to selected outdoor power equipment including but not limited to -