Complete Carburetor Rebuild Repair Kit For Walbro Part Number K11-WAT or K20-WAT Quality Aftermarket Carburetor Rebuild Kit Complete Kit, Includes gaskets, diaphragm, welch plug, needle, and inlet lever. Rebuild kit for WT, WA series Walbro carburetors Replaces Walbro part number K11-WAT or K20-WAT (same as K2-WAT)