This vacuum and fuel pump tester from Force Tools is a must-have set for analysing fuel pump pressure in vehicles. The set includes a handy professional pressure gauge and various accessories to achieve the desired result. With a flexible hose to attach to the gauge and multiple adapters for different connections, this tester is versatile and easy to use. With this device you can easily determine whether there is a faulty pump, faulty pressure regulator, clogged pipes or filter, leaking atomizer or faulty pump check valve. This pressure gauge stays below 1 bar and is therefore only suitable for cars with carburettors and not for cars with injection The gauge measures not only the pump pressure but also the system pressure and the operation and efficiency of the pressure regulator This gauge also allows you to quickly find out the residual pressure Vacuum measuring range: 0 – 28 in HG (0 – 70 cm HG) Pressure measuring range: 0 – 1 BAR (0 – 15 PSI)