AutoMeter Cobalt

2-5/8in. / 0-30 in Hg Mechanical Vacuum Gauge

Part #: 7984

Overview

The AutoMeter Cobalt Mechanical Vacuum Gauge is a precision instrument designed for automotive enthusiasts and professionals who demand accurate monitoring of engine vacuum. Whether you're tuning your vehicle for maximum performance or tracking fuel economy, this gauge provides reliable readings to help optimize your driving experience. Its durable construction and precise measurement capabilities make it an essential tool for both daily drivers and performance tuners alike.

Built with a focus on accuracy and durability, the Cobalt Vacuum Gauge features a high-quality Bourdon tube movement that ensures consistent and precise readings over time. Its straightforward installation process, thanks to a simple 1/8" NPT fitting and included nylon line and fittings, allows for easy integration into your vehicle's vacuum system. This gauge is ideal for those who want to monitor engine performance closely and make informed adjustments for optimal results.

Key Features

The AutoMeter Cobalt Vacuum Gauge offers a range of features tailored for precision and ease of use:

• High-precision Bourdon tube movement for accurate and reliable readings
• Clear 2-5/8 inch (67mm) dial with easy-to-read black markings on a cobalt blue background
• Range of 0-30 inches of mercury (in Hg), suitable for most automotive vacuum applications
• Robust mechanical design with a durable metal case to withstand harsh engine bay conditions
• Simple installation with a 1/8" NPT fitting and included nylon line and fittings for quick setup
• Designed for professional and enthusiast use, providing consistent performance over years of service
• Ideal for tuning, diagnostics, and monitoring fuel economy

Construction & Design

The AutoMeter Cobalt Vacuum Gauge features a rugged metal housing that protects the internal components from heat, vibration, and other engine bay stresses. Its high-quality Bourdon tube movement ensures precise readings and long-term durability. The cobalt blue dial background enhances visibility and adds a sleek, professional look to your dashboard or gauge panel. The included nylon line and fittings facilitate a straightforward installation process, making it accessible for both seasoned mechanics and DIY enthusiasts.

Performance & Sound

This mechanical vacuum gauge provides steady, accurate readings without the need for electrical power, ensuring reliable performance even in demanding conditions. Its design minimizes vibrations and noise, offering a clean and precise indication of engine vacuum levels. Whether you're fine-tuning your vehicle or monitoring engine health, this gauge delivers consistent and trustworthy data to support your automotive goals.

Installation & Fitment

The AutoMeter Cobalt Vacuum Gauge is a bolt-on installation that requires no complex modifications. It uses a standard 1/8" NPT fitting, compatible with most vacuum ports on automotive engines. The included nylon line and fittings simplify the setup process, allowing you to connect the gauge quickly and securely. No cutting, drilling, or tuning is necessary, making it an easy upgrade for your vehicle's instrumentation system.

• Connects directly to your vehicle's vacuum port via the included fittings
• Mounts easily into a standard 2-5/8 inch gauge pod or panel
• No electrical wiring or calibration required

What's Included

• AutoMeter Cobalt Mechanical Vacuum Gauge (7984)
• 1/8" NPT fitting
• Nylon vacuum line
• Fittings and hardware for installation
• Instruction manual

Ideal For

• Performance tuning and engine diagnostics
• Monitoring fuel economy and engine health
• Enthusiasts seeking a reliable, accurate vacuum gauge
• Professionals performing engine calibration and diagnostics

Emissions Note

This mechanical vacuum gauge is designed for off-road or racing use only and is not 50-state legal for street emissions compliance. Please verify local regulations before installation on a street vehicle.