Mercury – SC1000 Speed Kit | 80 MPH Speedometer & 7K Tachometer | Dual Engine | Gray Face | 79-8M0185906

Overview

The Mercury SC1000 Speed Kit (79-8M0185906) is a complete SmartCraft gauge package built for dual-engine boats. This kit includes an 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers, both featuring gray faces, white numerals, and glass lenses for a sharp, modern finish. It’s designed for twin-engine Mercury SmartCraft setups and delivers smooth, accurate performance data right to your dash.

Note: A 5-Way SmartCraft Junction Box (J-box) is required for installation and sold separately.

Key Features

• Complete Gauge Kit – Includes 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers.
• Dual-Engine Configuration – Built for Mercury SmartCraft-equipped twin-engine boats.
• Gray Face & Glass Lens – Clean, bright look that fits both classic and modern dashboards.
• SmartCraft Integration – Provides real-time data directly from your engines.
• SmartTow Functionality – Supports both RPM- and speed-based SmartTow (depending on engine setup).
• Version 9.0+ Support – Adds Active Trim, Active Exhaust, and Oil Level Status on supported engines.
• Marine-Grade Build – UV-stable, corrosion-resistant, and vibration-tested for long-term durability.
• 5-Way J-Box Required – Sold separately for proper SmartCraft network connection.

Compatibility

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

Performance & Practical Benefits

This SC1000 kit brings precision and style to your twin-engine setup. The 80 MPH speedometer provides accurate speed tracking, while the 7000 RPM tach keeps you on top of both engines’ performance. The gray face design gives your helm a clean, high-end look that pairs perfectly with modern rigs. It’s a plug-and-play SmartCraft solution that’s tough, accurate, and ready for anything on the water.

Why Buy OEM

Mercury gauges are engineered to perform in the harshest marine conditions. Every SC1000 unit is factory-tested for accuracy, communication, and reliability. OEM parts mean seamless integration, perfect fit, and the same dependable quality used on new Mercury-rigged boats.

FAQ

Q1: What’s included in this kit?
An 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers, both gray-face models.

Q2: What’s required for installation?
A 5-Way SmartCraft Junction Box (J-box), sold separately.

Q3: What size dash holes do these gauges fit?
Both gauges fit standard 85 mm (3-3/8 in.) openings.

Q4: Does it support SmartTow?
Yes — both RPM- and speed-based SmartTow features are supported.

Q5: What additional features come with version 9.0 and newer?
Active Trim, Active Exhaust, and Oil Level Status on compatible engines.