AutoMeter Sport-Comp Water Temperature Gauge

2011–2025

Part #: 3431

Overview

The AutoMeter Sport-Comp 66.7mm Water Temperature Gauge is an essential instrument for performance enthusiasts who want to keep a close eye on their engine's cooling system. Designed for high-performance applications, this mechanical water temperature gauge provides quick, accurate readings to help prevent overheating and maintain optimal engine health. Whether you're a daily driver, a weekend racer, or an off-road adventurer, this gauge ensures you have reliable data to support your vehicle's performance and longevity.

Engine heat is a critical factor that can affect both performance and reliability. By monitoring your water temperature with this precision gauge, you can make informed decisions about driving conditions, cooling system effectiveness, and potential maintenance needs. Its robust construction and proven accuracy make it a trusted choice for enthusiasts who demand the best from their instrumentation.

Key Features

The AutoMeter Sport-Comp Water Temperature Gauge combines advanced mechanical design with durable construction to deliver dependable performance in demanding environments. Here are some of its key features:

• High-precision Bourdon tube movement ensures rapid and accurate temperature readings, even in extreme conditions.
• 66.7mm (2.63 inches) diameter dial provides clear visibility and easy readability at a glance.
• Temperature range of 140–280°F (60–140°C) covers the typical operating window for most engines, allowing you to monitor critical temperature thresholds.
• Includes a 6-inch capillary tube and a 1/2" NPT mounting nut for straightforward installation into your vehicle's cooling system.
• Mechanical design eliminates the need for electrical wiring, reducing installation complexity and potential points of failure.
• Trusted by racers and performance enthusiasts for its durability and precision, making it suitable for both street and track use.
• Built with high-quality materials to withstand vibration, heat, and harsh conditions commonly encountered in performance driving.
• Simple installation process with all necessary components included, making it accessible for DIY enthusiasts and professional installers alike.

Construction & Design

The AutoMeter Sport-Comp Water Temperature Gauge features a rugged, all-metal construction designed for longevity and reliability. Its high-quality Bourdon tube movement is a proven technology that provides consistent and accurate readings without the need for electrical power. The 66.7mm dial is crafted for maximum visibility, with clear markings and a bright, easy-to-read face.

The included capillary tube is constructed from durable materials that resist kinking and damage, ensuring accurate transmission of temperature data from the engine to the gauge. The 1/2" NPT mounting nut allows for secure installation into standard cooling system fittings, providing a leak-proof and stable setup. Its compact size and straightforward design make it suitable for a wide range of vehicle applications, from street cars to race vehicles.

Performance & Sound

This mechanical water temperature gauge offers rapid response times, allowing you to monitor engine temperature fluctuations in real-time. Its precise Bourdon tube movement ensures that you receive trustworthy readings, helping you to avoid overheating and maintain optimal engine performance. While it does not produce any sound, its clear and accurate display provides the critical information needed to support your driving style and vehicle maintenance routine.

Installation & Fitment

The AutoMeter Sport-Comp Water Temperature Gauge is designed for easy bolt-on installation. It requires no electrical wiring, simplifying the process significantly. The gauge mounts into a standard 1/2" NPT fitting, which is commonly available on most cooling systems. The included capillary tube connects directly to your engine's coolant passage, providing a direct and accurate measurement of water temperature. No cutting, drilling, or tuning is necessary, making it an ideal upgrade for both novice and experienced installers.

• Includes all necessary components: gauge, capillary tube, mounting nut, and instructions.
• Compatible with a wide range of vehicles with standard cooling system fittings.
• Designed for quick, straightforward installation without modifications to your vehicle.

What's Included

• AutoMeter Sport-Comp 66.7mm Water Temperature Gauge
• 6-inch capillary tube
• 1/2" NPT mounting nut
• Installation instructions and mounting hardware

Ideal For

• Performance enthusiasts seeking accurate engine temperature monitoring
• Racers and track day drivers who need reliable, quick readings
• Off-roaders and heavy-duty vehicle owners concerned with engine cooling
• DIY mechanics looking for a straightforward, durable gauge upgrade

Emissions Note

This product is a mechanical gauge designed for performance monitoring and does not impact emissions. It is suitable for use in vehicles that comply with local emissions regulations. Always verify compatibility with your vehicle's specifications before installation.