Mi-T-M 3-0213 Pressure Washer Pump, 4 Gpm, 5, 100 Psi Max Pressure by | Jul 24, 2026The MI-T-M 616103 is a pressure washer pump, a pump designed for use in compatible pressure washer systems. It is compatible with specific Mi-T-M models GC-5004-1MGH, GC-5004-3MAH, and GH-4004-0MAH.