This Sierra International 18-5514 V-8 Delco EST Distributor Conversion is a top-quality product that will meet your needs. It is a reliable and durable item that will serve you well. The brand, Sierra, is known for its high-quality products and this one is no exception. The manufacturer part number, 18-5514 V-8, ensures that you are getting the right product for your needs. It is made in the United States. The item does not come with a warranty, but you can be sure that it will last for a long time.