Vacuum and fuel pressure gauge for: Identify leaks in the fuel system Pressure check (injectors and fuel pumps) In carburetor systems and intake manifolds Brake system checks Solenoid valves, electric-vacuum Valve diagnostics Complete set: Manometer Flexible hose 4 copper tips Connector and plastic hub UNIVERSAL PRESSURE / VACUUM GAUGES Perfect for measuring fuel pump pressure Additional VACUUM measurement function Adapters including 1/4" - 18 (Male) x 1/8" - 27 (Female) Adapters including 1/8" - 27 (Male) x 7/32" Adapters including 1/8" - 27 (female) x 3/8" (male) Adapters including 1/4" - 18 (Male) x 1/8" - 27 (Female) T-adapter, 7/32" Measuring range: 0-1 kg/cm2 (0-14 psi) Detection of damaged injectors and fuel pumps Vacuum measurements in carburetor systems and intake manifolds Measurements of brake systems Support for brake systems, solenoid valves, electro-vacuum valves Valve diagnostics