General description For restoring fuel injectors immediately after calibration of the sealing rings. This tool is suitable for most Mercedes 4.6 and 5.5L petrol engines and also covers Ford Duratec and EcoBoost engines. Technical specifications Engine applications: M133, M152, M157, M270, M274, M276, and M278 Equivalent to Mercedes OEM 272589004300, Ford 310-128, and Volvo 999 7410