AutoMeter UL II 2-5/8in 30in HG/20 PSI Mechanical Boost/Vacuum Gauge

Universal Fitment for Automotive Performance and Tuning Applications

Part #: 7701

Overview

The AutoMeter UL II 2-5/8-inch Mechanical Boost/Vacuum Gauge is a trusted instrument designed for automotive enthusiasts who demand precision and durability in their performance gauges. Whether you're tuning your turbocharged setup, monitoring vacuum levels, or optimizing engine performance, this gauge provides accurate readings without the need for electrical hookups. Its straightforward, mechanical design makes it ideal for street, racing, and off-road applications where reliable pressure measurement is essential.

Built with high-precision components, the UL II gauge ensures consistent and accurate pressure readings up to 20 PSI of boost or vacuum. Its robust construction and proven performance make it a popular choice among professional tuners and DIY enthusiasts alike. With this gauge installed, you'll gain valuable insight into your engine's performance, helping you make informed adjustments for maximum power and efficiency.

Key Features

The AutoMeter UL II boost/vacuum gauge is engineered for precision and durability, featuring several key attributes that set it apart:

• High-precision Bourdon tube movement ensures accurate and repeatable readings, even under demanding conditions.
• 2-5/8-inch (67mm) diameter dial provides clear, easy-to-read measurements at a glance.
• Mechanical operation eliminates the need for electrical wiring, simplifying installation and reducing potential points of failure.
• Includes 1/8" NPT fittings and nylon line kit for straightforward setup on a variety of vehicles.
• Patented design offers superior durability and resistance to vibration and temperature fluctuations.
• Suitable for measuring boost pressure in turbocharged or supercharged engines, as well as vacuum levels in naturally aspirated setups.
• Race-proven reliability, making it a trusted choice for both street and track applications.
• Clear, easy-to-read dial with high-contrast markings for quick monitoring during driving or tuning sessions.
• Constructed with quality materials to withstand harsh engine bay environments and ensure long-lasting performance.

Construction & Design

The AutoMeter UL II gauge features a rugged, all-metal construction designed to endure the rigors of high-performance driving. Its high-precision Bourdon tube mechanism is housed within a durable, impact-resistant case, ensuring consistent accuracy over time. The 2-5/8-inch diameter face provides excellent visibility, with a clear, easy-to-read dial calibrated from 0 to 20 PSI. The gauge's simple, mechanical design means no electrical wiring is necessary, reducing installation complexity and potential electrical issues. The included fittings and nylon line kit facilitate a clean, secure connection to your vehicle's intake manifold or vacuum system, making it suitable for a wide range of applications.

Performance & Sound

Designed primarily for pressure measurement, the AutoMeter UL II gauge offers precise and reliable readings that help you optimize your vehicle's performance. While it does not produce sound, its accurate pressure readings enable you to monitor boost levels or vacuum pressure effectively, supporting better tuning and engine management. Its robust construction ensures consistent performance even under high-vibration conditions typical of spirited driving or racing environments.

Installation & Fitment

The AutoMeter UL II boost/vacuum gauge is a straightforward, bolt-on instrument that requires minimal tools and expertise to install. Its 1/8" NPT fittings allow for easy connection to your vehicle's intake or vacuum system. No electrical wiring or complex tuning is necessary, making it accessible for both professional installers and DIY enthusiasts. The included nylon line kit simplifies routing and securing the tubing, ensuring a clean and professional installation. Once installed, the gauge provides real-time pressure readings, helping you monitor engine performance with confidence.

What's Included

• AutoMeter UL II 2-5/8-inch Mechanical Boost/Vacuum Gauge
• 1/8" NPT fittings
• Nylon line kit for pressure line routing
• Installation instructions

Ideal For

• Turbocharged and supercharged vehicle owners
• Performance enthusiasts seeking accurate boost and vacuum monitoring
• DIY tuners and professional mechanics
• Street, racing, and off-road applications where durability and precision are critical

Emissions Note

This product is designed for off-road or racing use only and may not be legal for use on public roads in all jurisdictions. Please check local regulations before installation.