This user-friendly diesel compression tester set includes all the necessary components to test diesel compression on most diesel fuelled trucks, cars and tractors. This tester set is designed for checking the pump pressure, system pressure, pressure regulator operation and residual pressure, making it an ideal tool to identify a faulty pump, a faulty pressure regulator, clogged pipes or filters, leaky atomizers or a faulty pump check valve. The gauge has a measuring range of 0-7 bar/0-100 PSI. Additionally, the tool kit is delivered in a blow moulded case.