Parts Used On: Echo CS 440 CS 4400 CS440 CS4400 303T Chainsaw.
Carburetor Compatible with: Walbro WT-416, WT-416-1, WT-416B, WT-416C, Echo 12300039330, 12300039332, 123000039331, 12300039333, HDA-153B.
CS-440 (08001001 – 08007504) Chainsaw
CS-440 (08007505 – 08999999) Chainsaw
CS-440 (10001001 – 10999999) Chainsaw
CS-440 (C07013001001 – C07013999999) Chainsaw
CS-440 (C09112001001 – C09112999999) Chainsaw
CS-4400 (Type 1E) (001001 – 101000) Chainsaw
CS-4400 (Type 1E) (After S/N 101001) Chainsaw.