This timing chain kit is perfect for any Ford Ranger, Explorer, Mustang, or Mercury Mazda B4000 owner looking to upgrade their engine. With 78 chain links and timing chain guides included, this kit provides a direct replacement for your old and worn out timing chain. The kit also includes a tensioner to ensure the chain stays secure and in place. The manufacturer part number for this kit is TK4470-4-US and it fits perfectly with the OE/OEM part numbers XU2Z6268BA, E77Z6268AB, and E77Z6268BC. The kit is made in China and comes with a 5-year manufacturer warranty. Don't miss out on this opportunity to improve your engine's performance and reliability.