The product is a used Johnson/Evinrude 15 H.P. 2-stroke carburetor with the part numbers 391654 and 388275. It does not come with a warranty. This carburetor is designed for outboard engines and is an essential component for maintaining the performance of a boat's engine. Made by the reputable brand Johnson, this carburetor is a reliable choice for those looking to replace or upgrade their existing engine part.