Ultra-lite Vacuum 30 in

The AutoMeter Ultra-lite Vacuum 30 in gauge is a compact, precision vacuum measurement instrument designed for engine diagnostics, carburetor tuning, and fuel system evaluation on street and performance vehicles. Whether you're troubleshooting idle quality, diagnosing intake manifold leaks, or verifying proper fuel regulator operation, this lightweight gauge delivers the accuracy serious mechanics and tuners demand.

The gauge features a measurement range of 0 to 30 inches of mercury (Hg), capturing the full spectrum of vacuum readings across naturally aspirated engines. Built with AutoMeter's reputation for precision instrumentation, the Ultra-lite Vacuum employs a sensitive diaphragm mechanism and calibrated needle display to eliminate guesswork during engine analysis. Its compact footprint—measuring 5.65 x 5.45 x 5.75 inches and weighing just 0.72 lbs—makes it portable enough for roadside diagnosis without sacrificing readability or durability.

This gauge is essential for anyone performing fuel system diagnostics, vacuum-operated brake booster testing, or emissions-related troubleshooting on carbureted and early fuel-injected platforms. Hot rodders, vintage car restorers, and performance enthusiasts will find this tool invaluable for accurate engine performance assessments. Its robust construction withstands the vibration and thermal cycling common in engine bays, ensuring reliability in various conditions.