Verify part fits before purchasing Specs: Description: Carburetor Kit For proper ordering, reference the Walbro or Zama part number stamped on the carburetor Includes welch plug, screen, needle and inlet lever Replaces K1-WAT and K6-WAT Ethanol: Not compatible with greater than 10% ethanol fuel Replaces OEM Numbers: Echo: 12310016330 Efco: 2318-283, 2318-285, 2318-303, 2318-353, 2318-441, 2318-442, 2318-450, 3300-225, 3301-037 Husqvarna: 123626, 123627, 123629, 123634, 123639, 475568, 475570, 501668401, 501697101, 501883401, 505520130, 520130 Walbro: K10-WAT Compatible With/Replacement For: Walbro: Most WA and WT series carburetors