AutoMeter Ultra-Lite II Gauge Vac/Boost 2 1/16in -1 - +2 Bar Mechanical Ultra-Lite II

Universal Fitment for Various Vehicles

Part #: 4903-M2

Overview

The AutoMeter Ultra-Lite II Gauge Vac/Boost 2 1/16 inch is the industry standard for precision and durability in boost and vacuum measurement. Designed for automotive enthusiasts, racers, and professionals who demand accurate readings under demanding conditions, this mechanical gauge provides reliable performance without the need for electrical hookups. Its compact size and lightweight construction make it an ideal choice for tight engine bays or custom dashboards.

Whether you're tuning your turbocharged build, monitoring vacuum levels, or ensuring optimal boost pressure, this gauge offers the clarity and precision you need. Its high-precision Bourdon tube movement ensures accurate readings, making it a trusted component in performance and racing applications. The rugged construction and proven design make it suitable for daily drivers, track cars, and off-road vehicles alike.

Key Features

The AutoMeter Ultra-Lite II Boost/Vac Gauge is engineered with the performance enthusiast in mind, combining advanced materials and thoughtful design to deliver exceptional accuracy and durability. Here are some of its key features:

• High-precision Bourdon tube movement provides accurate, repeatable readings for boost and vacuum pressure.
• Mechanical operation eliminates the need for electrical wiring, simplifying installation and reducing potential failure points.
• Compact 2 1/16 inch (52mm) diameter housing fits easily into tight spaces and standard gauge pods.
• Range of -1 to +2 Bar (approximately -14.5 to +29 psi) suitable for a wide variety of turbocharged and supercharged applications.
• Includes 1/8" NPT fittings and nylon line kit for straightforward installation.
• Rugged construction with durable materials designed to withstand harsh engine bay conditions.
• Clear, easy-to-read dial with high-contrast markings for quick reference during driving or tuning.
• Patented, high-precision movement ensures long-lasting accuracy and reliability.
• Ideal for racing, performance upgrades, or daily driving where precise boost and vacuum monitoring is critical.

Construction & Design

The AutoMeter Ultra-Lite II Gauge features a lightweight yet robust housing constructed from high-quality materials that resist corrosion and heat. Its compact size allows for flexible installation options, whether in a custom dashboard, pillar pod, or OEM location. The gauge's internal Bourdon tube mechanism is engineered for high accuracy and durability, providing consistent readings over time without the need for electrical power.

The included fittings and nylon line kit facilitate a clean, professional installation, ensuring a secure connection to your vehicle's intake manifold or vacuum system. The dial face is designed with high-contrast markings and a clear lens to maximize visibility in all lighting conditions. Its mechanical design minimizes electrical interference, making it a reliable choice for high-performance applications.

Performance & Sound

While this gauge does not produce sound, its precise mechanical operation ensures that you receive accurate boost and vacuum readings in real-time. This allows you to fine-tune your vehicle's performance, monitor system health, and prevent over-boosting or vacuum leaks. Its durability and accuracy make it a trusted instrument for both casual enthusiasts and professional racers seeking consistent, reliable data.

Installation & Fitment

The AutoMeter Ultra-Lite II Boost/Vac Gauge is designed for easy bolt-on installation. It requires only a 2 1/16 inch (52mm) gauge pod or mounting location. The included 1/8" NPT fittings and nylon line kit simplify the process, and no electrical wiring or tuning is necessary for operation. The mechanical design means you won't need to worry about electrical interference or sensor calibration, making it a straightforward upgrade for your vehicle's instrumentation.

• Requires a 2 1/16 inch (52mm) gauge pod or mounting bracket.
• Includes all necessary fittings and nylon line for installation.
• No electrical wiring or tuning required.
• Suitable for turbocharged, supercharged, or naturally aspirated vehicles where boost or vacuum monitoring is desired.

What's Included

• AutoMeter Ultra-Lite II Mechanical Boost/Vacuum Gauge (4903-M2)
• 1/8" NPT fittings
• Nylon line kit
• Installation instructions

Ideal For

• Performance enthusiasts tuning turbocharged or supercharged engines
• Racers requiring precise boost and vacuum monitoring
• DIY mechanics seeking reliable, electrical-free instrumentation
• Off-road vehicles and daily drivers needing durable gauges