6.0L Engine Cylinder Head Repair Rebuild Injector Seal Kit for Ford Powerstroke Compatible with: for Ford 6.0L Powerstroke (1) Function: When diesel fuel is leaking into the cooling system caused by a crack in one of the cylinder heads. This crack appears in an internal cooling system passage in one of the cylinder heads adjacent to an injector bore. Because fuel pressure is greater than cooling system pressure, diesel fuel migrates into the cooling system (2) Material: Constructed with high standard Carbon steel and Rubber,which are the greatest in the market, with super strength and durability.No deformation and rust. No worry about diesel fuel leaking into coolant system. (3) Inatallation: 1. Find out which cylinder head is cracked. (Most in the passenger side cylinder head. )2.Find out which injector bore is leaking on the affected cylinder head.( Two center cylinders are the most commonly affected)3.Installing the the fuel Injector(Apply a thin layer of grease to the tip (nozzle) area of the injector at last) 4.Installing the repair sleeve( The hole in the side of the sleeve MUST be aligned with the fuel feed passage in the cylinder head!) (4) Satisfaction Guarantee: If you're not 100% satisfied with our item, simply return it for a full refund in 60 days, Premium Support & 12 months’ Warranty. Package Included: 1x Extended Repair Sleeve 1x Tube of Loctite Sleeve Retaining Compound 1x New Lower Injector Body 1x Injector Seal Kit 1x 6.0L Injector Holding Fixture Why ? Diesel fuel leaking into the cooling system is usually caused by a crack in one of the cylinder heads. This crack appears in an internal cooling system passage in one of the cylinder heads adjacent to an injector bore. Because fuel pressure is greater than cooling system pressure, diesel fuel migrates into the cooling system. You can fix the problem well with using our 6.0L Powerstroke Engine Head Repair Tool Kit 4 Main Steps 1. Find out which cylinder head is cracked. 2.Find out which injector bore is leaking on the affected cylinder head 3.Installing the the fuel Injector 4.Installing the repair sleeve (More Details of Installation Instruction,Please refer to the Product Instruction included) High Quality Constructed with high standard Carbon steel and Rubber Super strength and durability. No deformation and rust. No worry about diesel fuel leaking into coolant system. Note The efficacy of the repair is dependent on the installer's selection of the correct cylinder(s) to repair and performing the repair according to instructions. Orders will be ship out within 1 business days after payment has cleared. ( Orders from Saturdays, Sundays or holidays will process on next business day and will be ship within 24 hours. ) Return policy: 1. Any defective items received can be replaced or refunded in 30/60 days . Please contact us with the item number, eBay ID and defect description (Items must be in new condition and in original package). Kindly please feel free to contact us before return. 2.Support 12 months' Warranty. All product will be tested in 100% before delivery. If the item is was damaged in transit, kindly please contact us for a replacement or refund (Excluding contrived damage or misuse). If you have any questions, please feel free to email our service specialists 24 Hours a Day, and we will reply you ASAP. If no response within 24 Hours, please check the spam of mail box or kindly re-send it to us. About Feedback: Please contact us before leaving Neutral or Negative feedback if you are not satisfied our service or products. Good communication is helpful for both of us to resolve any problems and issues. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers. ● Due to the long transit time, the items may be damaged during transportation. If the items are damaged, please contact us before leaving the feedback. ● Negative or Neutral feedback does not resolve any underlying issues that you may be experiencing as a buyer.Any question or unsatisfaction please contact us with ebay message,we will sincerely solve for you. If you are satisfied with our service, please leave us positive 5-Detailed Selling Rating (DSR). Thanks!