AutoMeter Sport-Comp Mechanical Water Temperature Gauge

2010–2025 All Makes and Models with 1/2" NPT Mounting

Part #: 3431-M

Overview

The AutoMeter 2-5/8-inch Sport-Comp Mechanical Water Temperature Gauge is an essential instrument for performance enthusiasts who want to keep a close eye on their engine's coolant temperature. Designed for racing, street, and off-road applications, this gauge provides quick, accurate readings to help you monitor engine health and prevent overheating. Whether you're pushing your vehicle to its limits or simply seeking peace of mind during spirited driving, this water temperature gauge ensures you stay informed about your engine's thermal status.

Engine heat is the enemy of performance and reliability. Excessively high water temperatures can lead to reduced power, increased wear, and potential engine damage. With the AutoMeter Sport-Comp Gauge, you'll get real-time, precise temperature readings that enable you to make informed decisions on the fly. Its robust mechanical design offers durability and reliability in demanding conditions, making it a trusted choice for racers and enthusiasts alike.

Key Features

The AutoMeter Sport-Comp Mechanical Water Temperature Gauge boasts a range of features tailored for accuracy and ease of use:

• Advanced Bourdon tube movement provides unparalleled performance and precise readings, even in the most demanding applications.
• 2-5/8-inch (67mm) diameter dial offers clear visibility and easy readability at a glance.
• Temperature range from 60°F to 140°F (15°C to 60°C), ideal for monitoring engine coolant temperatures during various driving conditions.
• Includes a 6-inch capillary tube and 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 accuracy under high-stress conditions.
• Built with high-quality materials to withstand harsh engine bay environments, including vibration and heat.
• Simple, reliable installation with minimal maintenance required.
• Designed to provide consistent, quick response to temperature changes, helping you maintain optimal engine performance.

Construction & Design

The AutoMeter Sport-Comp Water Temperature Gauge features a rugged, all-metal construction with a durable dial face that resists fading and damage. Its advanced Bourdon tube movement ensures precise, repeatable readings without the need for electrical power, making it highly reliable in various conditions. The 6-inch capillary tube is crafted from high-quality materials to prevent kinking and ensure accurate transmission of temperature data from the engine to the gauge.

The gauge's compact 2-5/8-inch diameter fits seamlessly into standard gauge pods and mounting panels, providing a clean, professional appearance. Its straightforward design allows for easy installation, with the included mounting nut securing the gauge firmly in place. The mechanical operation means no wiring or sensors are necessary, simplifying the setup process and reducing potential electrical issues.

Performance & Sound

While primarily a monitoring instrument, the AutoMeter Sport-Comp Mechanical Water Temperature Gauge offers quick response times, allowing you to detect temperature fluctuations promptly. Its precise readings help you optimize cooling system performance and prevent overheating, especially during high-performance driving or racing. The mechanical design ensures consistent accuracy and durability, making it a dependable tool for maintaining engine health.

Installation & Fitment

Installing the AutoMeter Sport-Comp Water Temperature Gauge is straightforward and requires minimal tools. The gauge mounts into a 1/2" NPT threaded hole in your vehicle's cooling system or radiator housing. No electrical wiring or sensors are needed, as the gauge operates mechanically via the capillary tube connected to the engine coolant passage. The included 6-inch capillary tube and mounting nut facilitate a secure and leak-free installation. No cutting, drilling, or tuning is typically required, making it an ideal upgrade for both DIY enthusiasts and professional installers.

• Simply screw the gauge into a compatible 1/2" NPT port on your engine or radiator.
• Connect the capillary tube to the coolant passage or a suitable fitting.
• Secure the gauge in your dashboard or gauge panel using the mounting hardware provided.

What's Included

• AutoMeter 2-5/8-inch Mechanical Water Temperature Gauge
• 6-inch capillary tube
• 1/2" NPT mounting nut
• Installation instructions

Ideal For

• Performance street cars and race vehicles
• Off-road and rally applications
• Enthusiasts seeking reliable engine temperature monitoring
• Vehicles where mechanical gauges are preferred for durability and simplicity

Emissions Note

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