AutoMeter 3607-00406 Mechanical Boost/Vacuum Gauge 2-1/16" 30inHg-20PSI Chevy Red Bowtie

The AutoMeter 3607-00406 is a professional-grade mechanical boost/vacuum gauge featuring the iconic Chevy Red Bowtie logo on a black dial face. This 2-1/16" gauge utilizes AutoMeter's patented high-precision bourdon tube meter movement to deliver exceptional accuracy and durability in measuring both vacuum (up to 30 inches of mercury) and boost pressure (up to 20 PSI). The mechanical design requires no electrical connection—just a simple 1/8" NPT pressure line—making it compatible with any vehicle and ideal for racing applications where reliability is critical.

Key Features:

• Measures vacuum (0-30 inHg) and boost pressure (0-20 PSI) for comprehensive engine monitoring
• Mechanical bourdon tube movement provides proven accuracy and durability in harsh environments
• No electrical connection required—operates purely on pressure signal via 1/8" NPT fitting
• Modern LED through-the-dial lighting with white illumination for excellent nighttime visibility
• Fluorescent red pointer allows quick at-a-glance monitoring of boost and vacuum levels
• Distinctive Chevy Red Bowtie logo on black dial face for classic Chevrolet styling
• Brushed aluminum Super Bezel with flat, clear lens in compact 2-1/16" diameter
• 2-1/4" outer bezel diameter fits standard 2-1/16" gauge cup mounting holes

Complete Installation Kit Includes:

• 1/8" NPT nylon pressure line for safe routing from engine to gauge
• T-fitting for connecting to vacuum/boost source
• Vacuum fitting and compression fittings for secure, leak-free connections
• Mounting hardware and detailed installation instructions

Backed by AutoMeter's 1-year limited warranty, this gauge delivers the race-proven performance and simple installation that has made AutoMeter mechanical gauges the industry standard for enthusiasts and professional builders alike.