Carburetor Rebuild Repair Kit For Walbro K20-WYL, Complete Kit, Compatible With Up to 25% Ethanol in Fuel. Quality Aftermarket Carburetor Rebuild Kit Made to meet or exceed OEM specifications. Replaces Walbro Kit number K20-WYL, Ryobi 753-04014 Complete kit, includes welch plug, screen, needle & inlet lever. OK for use with fuel containing up to 25% Ethanol