102-01-2139 Walbro Carburetor Kit - K24-WAT102012139 Walbro Carburetor Kit K24WAT Possible Fit Guide: Walbro Wt 274 1 Wt 424 1 and WT series carburetor GE21 PE550 PP135 Gas Edger, PE550 Gas Trimmer, Echo GT2400 WT 274 1, WT 424 1, WT 592 1, WT 592 1, WT 620 1, WT 621 1, WT 626 1, WT 630 1, WT 631 1, WT 640 1, WT 643 1, WT 644 1, WT 645 1, WT 646 1, WT 647 1, WT 648 1, WT 649 1, WT 669 1, WT 670 1, WT 671 1, WT 773 1, WT 775 1 GE21 Gas Edger Kit Carburetor Assembly, PE550 Gas Edger Type 1 Kit