Designed for use on the injector return side and pressure test kit for the Low Pressure side of a CRD system. Consist of 314620 CRD Fuel Return Flow Kit & 314610 CRD Low Pressure Test Gauge Kit
Measures low pressure feed from the fuel pump in the fuel tank to the highest pressure pump
Also measures fuel return pressure where nesessary
Helps to diagnose poor or no engine starting, poor engine running, poor acceleration, general lack of engine power, blocked filters, blocked fuel lines
Compact acrylic block design provides easy to read cylinder comparison