AutoMeter Sport-Comp Mechanical Water Temperature Gauge

2010–2025 All Vehicles with 2-1/16" Instrument Panel Openings

Part #: 3331

Overview

The AutoMeter 2-1/16-inch Mechanical Water Temperature Gauge is an essential instrument for performance enthusiasts and daily drivers alike who want to keep a close eye on their engine's vital signs. Designed to provide accurate and rapid temperature readings, this gauge helps you monitor your engine's cooling system and prevent overheating, which can compromise performance and reliability. Whether you're pushing your vehicle on the track, towing heavy loads, or simply want peace of mind during spirited driving, this gauge offers the precision and durability you need.

Built with advanced mechanical movement technology, the AutoMeter Water Temp Gauge ensures trusted accuracy in demanding conditions. Its straightforward installation and reliable operation make it a popular choice among automotive enthusiasts seeking a high-quality, no-nonsense instrument to safeguard their engine's health.

Key Features

The AutoMeter Sport-Comp Mechanical Water Temperature Gauge boasts several features that set it apart from standard gauges:

• High-precision Bourdon tube movement provides quick, accurate temperature readings, ensuring you always know your engine's status.
• 6-inch capillary tube allows for flexible placement and easy routing within the engine bay, accommodating various vehicle configurations.
• Durable construction with a rugged metal case and lens designed to withstand harsh engine bay environments and vibrations.
• Clear, easy-to-read dial with high-contrast markings and a luminous pointer for visibility in low-light conditions.
• Includes a 1/2" NPT mounting nut for secure installation into your vehicle's cooling system or radiator outlet.
• Trusted by racers and enthusiasts for its proven performance and reliability in demanding applications.
• Simple, mechanical design eliminates the need for electrical wiring, reducing installation complexity and potential points of failure.
• Designed to fit standard 2-1/16" instrument panel openings, making it compatible with a wide range of vehicles and aftermarket dash setups.

Construction & Design

The AutoMeter Water Temperature Gauge features a robust metal housing that protects the internal components from engine heat, vibration, and debris. Its high-quality Bourdon tube movement is engineered for rapid response and long-term accuracy, even under extreme conditions. The 6-inch capillary tube is constructed from heat-resistant materials, ensuring consistent performance and precise readings. The lens is made from durable, scratch-resistant glass, providing clear visibility and resistance to environmental damage. The gauge's design emphasizes ease of installation, with a standard 1/2" NPT fitting that seamlessly integrates into your cooling system or radiator outlet.

Performance & Sound

This mechanical water temperature gauge offers immediate and reliable readings, allowing you to monitor your engine's cooling performance in real-time. Its quick response helps you detect overheating issues early, supporting optimal engine operation and longevity. While it does not produce any sound, its precise measurement capability ensures you can make informed decisions about your vehicle's performance and safety.

Installation & Fitment

The AutoMeter Sport-Comp Mechanical Water Temperature Gauge is designed for straightforward bolt-on installation. It mounts into a standard 2-1/16" instrument panel opening and connects directly to your vehicle's cooling system via the included 1/2" NPT fitting. No electrical wiring or complex calibration is required, making it suitable for both DIY enthusiasts and professional installers. The mechanical design means there are no electrical signals to worry about, ensuring consistent operation over time. Proper routing of the capillary tube is recommended to prevent kinks and damage, and mounting the gauge in a location with good visibility is advised for optimal monitoring.

What's Included

• AutoMeter 2-1/16" Mechanical Water Temperature Gauge (3331)
• 6-inch capillary tube
• 1/2" NPT mounting nut
• Installation instructions

Ideal For

• Performance enthusiasts seeking accurate engine temperature monitoring
• Street and track vehicles where engine cooling is critical
• DIY installers looking for a reliable, easy-to-install mechanical gauge
• Anyone wanting to prevent engine overheating and maintain optimal performance

Emissions Note

This product is designed for off-road or racing use only and is not 50-state legal for street use in California or other states with similar emissions regulations. Please verify local regulations before installation.