Description Points: 1.Effortless Diagnosis: Effectively diagnose exhaust and delivery pressure problems, and carburetor engine vacuum system issues, even when operating at low mechanical exhaust pump pressures. A must-have tool for diagnostic checks during car repair and maintenance. Are you a professional car ? Solve carburetor intake manifold problems with our high-accuracy Vacuum Tube Tester. Includes a large 9cm diameter pressure gauge and is easy to store and transport. Get accurate readings every time with our reliable tester. 2.Upgrade Kit: Take precise readings with ease. Our Vacuum Gauge comes with a 61cm hose, a large 9cm , and a full adapter set, providing the necessary diversity to accurate measurements for any type of vehicle configuration., Weight: 1.62480687094 Pounds, Manufacturer: Awwertse