Main engine air cooler chemical clean pump Mechanical seal SJB-544 Had to take it out of the box, unwrap it for pictures What you see in the photos is what you will receive. We are wholesaler/liquidators. We bought this in a lot of new items to resell. Our knowledge of this item is very limited. We are counting upon you to know what you are buying and if this item will suit your needs. This is being sold AS-IS. No returns. Please only purchase this if you agree to those terms. *** PLEASE NOTE! Our store buys and sells a variety of new and used electronics, instruments, tools, antiques and many other items. We do our absolute best to thoroughly test all our merchandise when we can, and accurately describe and depict any flaw or defect we find. If you come across an issue that we have overlooked, please contact us - we will be happy to work with you to resolve the issue. *** SHELF: Y LB/DA