Mercury – SC1000 Speedometer 80 MPH | SmartCraft Analog Gauge | Gray Face | 85 mm | 79-8M0135654

Overview

The Mercury SC1000 80 MPH Speedometer (79-8M0135654) delivers clean, precise speed readings with a sleek gray-face design that looks right at home on any dash. It fits a standard 85 mm (3-3/8 in.) gauge opening and connects directly to your Mercury SmartCraft system for smooth, accurate data. With a glass lens, white numerals, and classic styling, this gauge is both tough and easy to read — whether you’re cruising or running wide open.

Key Features

• 80 MPH Analog Speedometer – SmartCraft-driven gauge for accurate, real-time speed readings.
• Gray Face & Glass Lens – Modern OEM look that’s bright, clear, and easy to read.
• 85 mm (3-3/8 in.) Fit – Standard dash size for quick replacement or new installations.
• SmartTow Functionality – Supports both RPM- and speed-based SmartTow modes (dependent on engine setup).
• Version 9.0 and Above – Adds Active Trim, Active Exhaust, and Oil Level Status on compatible engines.
• SmartCraft Compatible – Integrates directly into Mercury’s digital network for precise feedback.
• Marine-Grade Durability – Built to withstand heat, salt, vibration, and UV exposure.

Compatibility

• Fits: Mercury SmartCraft-equipped boats using SC1000-series gauges

Performance & Practical Benefits

This SC1000 speedometer gives you a factory-fresh look and the precision you expect from Mercury. The gray face pairs well with black or white dash layouts, while the 80 MPH range suits most boats on the water. SmartTow adds easy towing control, and with v9.0 software or newer, you’ll get added data like Active Trim and oil-level readouts right on the gauge.

Why Buy OEM

Mercury’s SC1000 gauges are built for the marine environment and engineered for SmartCraft precision. Every unit is factory-tested for vibration, UV resistance, and long-term reliability. When you go OEM, you get perfect fit, real SmartCraft data, and the peace of mind that comes with Mercury quality.

FAQ

Q1: What’s the maximum speed range?
Up to 80 MPH.

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

Q3: Does it include SmartTow?
Yes — both RPM- and speed-based SmartTow are supported.

Q4: What features come with version 9.0 and newer?
Active Trim, Active Exhaust, and Oil Level Status on supported engines.

Q5: Is this a genuine Mercury part?
Yes — it’s a factory Mercury Marine SC1000 speedometer, built to OEM specs.