Never Installed Genuine Detroit Diesel Series 60 Oil Pump 23505877, 23507338. PLEASE confirm fit with your Make Model and Year. All products are warranted to be in working condition unless otherwise specified. ISSUES / FEEDBACK: If you have a problem with any product I sell, for QUICKEST resolution please message me directly and IMMEDIATELY prior to leaving feedback. If an item does not work as specified or is in a condition other than described, I will resolve it immediately. My goal is to offer the absolute lowest price available. FAST and FREE U. S PO Boxes only. NOTE: All products are NEW (unless described otherwise). Because of the variety of products I sell, I may only be able to provide limited product information. If you do have questions, I will do my best to get you the answers you need. Where possible, all of our ads, though I may post a stock photo, I will also post ACTUAL photo(s) of the product. So please take the time to preview all photos. Please view all photos. PLEASE SEE ALL PHOTOS. QUICK RESPONSE time almost always same day. My success is not measured by sales volume, but on the complete satisfaction of the customer. 2 Chron 7:14.