Genuine Original Equipment Manufacturer (Oem) Parts! This Carburetor Adapter (Part Number 590549) Is For Lawn And Garden Equipment Engines. Carburetor Adapter 590549 Fits Between The Carburetor And Engine Cylinder. Let The Engine Cool And Drain The Gas Tank Before Installing This Part. Work In A Well-Ventilated Area And Wear Work Gloves To Protect Your Hands.