Replacement For WTA-35. For Echo PB403T, PB413T, PB460LN, PB461LN, PB-580, PB-580T, PB-600, PB-601, PB-602, PB-603, PB-610, PB-611, PB-620, PB-620H, PB-620ST, PB-6000 Blowers. FITS For ECHO PB-580T CARBURETOR , Replaces Part Number C1M-K77 / C1M-K76 / C1M-K42B / C1M-K49A / C1M-K49B / C1M-K49C. Replace Part number: A021000890, A021000891, A021000892, A021000893, A021000894, A021000773, A021000772, A021000771, A021000770, A021004331. Replace part number: 12520008664, 12520008665, 12520008666, 12520008667, 12520008663, 12520008662, 12520008361. Package Include: 1*carburetor + 1*air filter + 2*primer bulb + 2* gasket + fuel line + 2*fuel filter + 1*spark plug. Carburetor For Echo PB413H PB403H PB-580T PB-620 PB403T PB413T PB460LN PB461LN PB-610 PB-620H PB-620ST PB-602 PB-603 PB-611 PB-600 PB-601 PB-6000 PB-60HT Blowers