Mercury – SC1000 Tach/Speed Kit | 80 MPH Speedometer & 7K Tachometer | Single Engine | Black Face | 79-8M0185920 

Overview

The Mercury SC1000 Tach/Speed Kit (79-8M0185920) gives your single-engine boat a clean, factory-style SmartCraft gauge package. The kit includes an 80 MPH SC1000 speedometer and a 7000 RPM SC1000 tachometer, both with black faces, white numerals, and glass lenses for a sharp, easy-to-read finish. It’s designed for single-engine SmartCraft setups and provides smooth, accurate performance data directly from your Mercury engine.

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

Key Features

• Complete Gauge Kit – Includes 80 MPH SC1000 speedometer and 7000 RPM SC1000 tachometer.
• Single-Engine Configuration – Designed for SmartCraft-equipped single-engine setups.
• Black Face & Glass Lens – OEM-style look with clear visibility in all lighting.
• SmartCraft Integration – Connects to your SmartCraft system for live speed and RPM data.
• SmartTow Support – Supports both RPM- and speed-based SmartTow (depending on engine).
• Version 9.0+ Software – Adds Active Trim, Active Exhaust, and Oil Level Status.
• Marine-Grade Build – UV-stable, corrosion-resistant, and vibration-tested for long life.
• 5-Way Junction Box Required – Sold separately for proper SmartCraft network connection.

Compatibility

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

Performance & Practical Benefits

This SC1000 kit gives you everything you need for a clean, accurate dash setup. The 80 MPH speedometer delivers reliable speed feedback, while the 7000 RPM tachometer tracks engine performance in real time. Together, they provide full visibility into your boat’s operation through SmartCraft’s precision network — easy to install, easy to read, and built to last.

Why Buy OEM

Mercury’s SC1000 gauges are factory-tested and built to marine-grade standards. Every connector, circuit, and component is made for durability in heat, salt, and vibration. With OEM rigging parts, you get perfect SmartCraft compatibility, accurate readings, and the reliability that Mercury is known for.

FAQ

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

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

Q3: What size gauge openings are needed?
Standard 85 mm (3-3/8 in.) dash holes.

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

Q5: What’s new in version 9.0 and higher?
Added support for Active Trim, Active Exhaust, and Oil Level Status (when compatible).