Fuel Injection Kit

Tool Hub 9121 Common Rail Leak Back Pressure Test Kit. Oil, Exhaust & Valves. For testing the return flow pressure from common rail injectors of Bosch, VDO/Siemens and Delphi engine systems. Suitable for testing the condition of a Piezo pass or fail statement. Kit includes two pressure gauges. Gauge 1 (-1 to +3 Bar) suitable for testing Delphi injectors and