AutoMeter 4303-M Ultra-Lite 2-1/16" Vac/Boost Gauge 60cmHg-2.0Bar Mechanical

The AutoMeter 4303-M Ultra-Lite mechanical boost/vacuum gauge represents the industry standard for precision forced induction monitoring. This 2-1/16" gauge utilizes AutoMeter's patented high-precision bourdon tube meter movement to deliver unmatched accuracy and durability in even the harshest racing and street environments. The mechanical design requires no electrical connection—only a simple 1/8" NPT pressure hookup—making it compatible with any vehicle, from vintage classics to modern performance builds.

Key Features:

• Measures -60 cmHg to +2.0 bar (vacuum to boost pressure)
• 2-1/16" diameter fits standard gauge pods and dash panels
• Mechanical bourdon tube movement provides reliable accuracy without electronics
• Traditional incandescent lighting illuminates around the dial perimeter
• Silver dial with fluorescent red pointer for excellent visibility
• Brushed aluminum Super Bezel with flat, clear lens
• No 12V power required for gauge operation

Complete Installation Kit Includes:

• 1/8" NPT nylon pressure line
• T-fitting and vacuum fitting
• Compression fittings for secure connections
• Bulb and socket assembly with red and green bulb covers
• Mounting hardware and detailed installation instructions

The Ultra-Lite series features a lightweight design with a 2-1/4" outer bezel diameter, making installation straightforward in tight dash spaces. AutoMeter's mechanical instruments have earned their reputation in professional racing for accuracy you can trust when tuning matters most.