Mercury – Speedometer 80 MPH / KPH | SmartCraft Analog Gauge | Gray Face | 85 mm | 79-8M0065980

Overview

The Mercury Speedometer (79-8M0065980) delivers accurate, easy-to-read speed data in both miles per hour (MPH) and kilometers per hour (KPH). It features a clean gray face, bold white markings, and a clear glass lens that stays visible in bright sunlight or low-light conditions. Designed to fit a standard 85 mm (3-3/8") dash hole, this gauge ties directly into Mercury’s SmartCraft system for real-time performance readings and a seamless OEM look.

Key Features

• Dual-Scale Display (MPH / KPH) – Reads speed in both U.S. and Metric units.
• Gray Face & Glass Lens – Bright, modern appearance for excellent visibility in any light.
• Standard 85 mm (3-3/8") Fit – Simple drop-in installation for new or replacement setups.
• SmartCraft-Compatible – Connects to Mercury SmartCraft systems for live speed data.
• Accurate & Responsive – Provides smooth, steady speed readings across the entire range.
• Marine-Grade Build – UV-resistant, corrosion-proof, and vibration-tested for long life.
• OEM Fit & Finish – Matches Mercury’s gray-face gauge series for a clean, factory dash setup.

Compatibility

• Fits: Mercury SmartCraft-equipped boats (functionality depends on engine model and installed sensors)

Performance & Practical Benefits

This speedometer gives you the accuracy and clarity you expect from Mercury. It shows your speed in both MPH and KPH so you can easily monitor performance in any region. The gray face ties in with modern dash layouts and matches other Mercury gauges for a polished OEM finish. Rugged and reliable, it’s built to handle life on the water day after day.

Why Buy OEM

Mercury gauges are built to the same standards as their engines — accurate, durable, and marine-tested. Each unit is tested for heat, vibration, and salt exposure to ensure long-term performance. Choosing OEM means perfect fit, accurate data, and the lasting reliability Mercury is known for.

FAQ

Q1: What speed range does it read?
Up to 80 MPH / KPH on a dual-scale face.

Q2: What dash hole size does it fit?
A standard 85 mm (3-3/8") opening.

Q3: Is it SmartCraft-compatible?
Yes — it works with SmartCraft-capable engines that include speed data sensors.

Q4: Is installation simple?
Yes — it mounts like any other Mercury gauge using SmartCraft connections.

Q5: Is this an OEM part?
Yes — it’s a factory Mercury Marine gauge, built to OEM standards.