2-1/16in U/L II Boost / Vac Gauge 30/20

The AutoMeter 2-1/16 inch Ultra-Lite II Boost/Vacuum Gauge (model 4907) is a mechanical analog gauge designed for precise pressure monitoring in high-performance engine applications. This compact gauge measures boost pressure up to 20 psi and vacuum down to 30 in. HG, providing essential real-time feedback for tuning, diagnostics, and monitoring engine health under load.

Featuring a silver-faced dial and ultra-light design, this gauge is ideal for engine bays where space and weight savings are crucial. The mechanical movement allows for direct pressure readings without reliance on electronic sensors or power supply, ensuring reliability in various conditions.

Engine builders, performance tuners, drag racers, and street/strip enthusiasts will benefit from the direct mechanical feedback this gauge provides during carburetor or fuel injection tuning, turbo boost calibration, and intake manifold vacuum monitoring. Its 2-1/16 inch diameter fits standard dash pod and A-pillar mount locations, making it a versatile choice for many applications.