AutoMeter AutoMeter Chrono 2-1/16in VAC/Boost 30in HG/30PSI Mechanical Gauge

2010–2025 Universal Fit for Automotive Applications

Part #: 9703

Overview

The AutoMeter Chrono 2-1/16 inch VAC/Boost Mechanical Gauge is the industry standard for accurate and durable pressure measurement in automotive performance applications. Designed for enthusiasts who demand precision and reliability, this gauge provides real-time readings of vacuum and boost pressure, essential for tuning, diagnostics, and monitoring your vehicle’s performance. Whether you're building a high-performance turbocharged setup or simply want to keep an eye on your engine's intake pressures, this gauge offers the clarity and dependability you need.

With its high-precision bourdon tube movement and robust construction, the AutoMeter Chrono gauge ensures consistent, accurate readings over time. Its simple 1/8” NPT pressure connection requires no electrical hookup, making installation straightforward and hassle-free. This gauge is ideal for street, track, or off-road applications where precise pressure monitoring is critical for optimal engine performance and safety.

Key Features

The AutoMeter Chrono Boost/Vac Gauge is engineered with a focus on accuracy, durability, and ease of use. Key features include:

• High-precision bourdon tube movement for accurate, repeatable readings
• Unique three-dimensional dial design adds depth and enhances readability in any lighting condition
• 30 inches of vacuum and boost pressure range (in Hg and PSI), suitable for a wide variety of turbocharged and naturally aspirated engines
• Durable chrome bezel and clear lens protect the dial from dust, dirt, and impacts
• Includes 1/8” NPT fittings and nylon line kit for easy installation
• No electrical hookup required, simplifying installation and reducing wiring clutter
• Designed for universal fitment across a broad range of vehicles and applications
• Built to withstand harsh engine bay conditions, ensuring long-lasting performance

Construction & Design

The AutoMeter Chrono gauge features a rugged chrome bezel that complements any engine bay aesthetic, combined with a high-quality, clear lens for optimal visibility. Its high-precision bourdon tube movement is a hallmark of AutoMeter’s reputation for accuracy and durability. The dial’s three-dimensional design not only adds visual depth but also improves readability from multiple angles. The gauge’s compact 2-1/16 inch diameter makes it suitable for installation in tight spaces, while its robust construction ensures it can withstand vibrations, temperature fluctuations, and other demanding conditions typical of performance environments.

Performance & Sound

While primarily a pressure monitoring instrument, the AutoMeter Chrono gauge provides precise, real-time feedback on your vehicle’s intake vacuum and boost levels. This allows you to fine-tune your turbo or supercharger setup, optimize engine response, and prevent over-boost or vacuum leaks. Its mechanical design ensures no electrical noise or interference, maintaining signal integrity even in high-electrical-noise environments. The gauge’s clear, easy-to-read dial helps you quickly assess your engine’s status during spirited driving or tuning sessions.

Installation & Fitment

The AutoMeter Chrono Boost/Vac Gauge is designed for easy, bolt-on installation. Its 1/8” NPT pressure connection fits most standard ports on turbochargers, superchargers, or intake manifolds. The kit includes all necessary fittings and a nylon line for a clean, professional look. No cutting, drilling, or complex wiring is required, making it suitable for both novice and experienced installers. Simply mount the gauge in a suitable location using the included mounting hardware, connect the pressure line, and you're ready to monitor your engine’s performance accurately.

• Easy bolt-on installation with included fittings and hardware
• No electrical wiring needed
• Suitable for universal application across most turbocharged and naturally aspirated engines

What's Included

• AutoMeter Chrono 2-1/16 inch VAC/Boost Mechanical Gauge
• 1/8” NPT fittings
• Nylon line kit
• Mounting hardware and instructions

Ideal For

• Performance enthusiasts tuning turbocharged or supercharged engines
• DIY mechanics seeking accurate pressure monitoring
• Track racers and off-roaders needing reliable boost and vacuum readings
• Anyone looking to improve engine diagnostics and safety

Emissions Note

This gauge is designed for off-road or racing use only and is not 50-state legal for street emissions compliance. Proper installation and use are essential to ensure accurate readings and vehicle safety.