Mercury – SC1000 Tach/Speed Kit | 80 MPH Speedometer & 7K Tachometer | Dual Engine | Black Face | 79-8M0185919

Overview

The Mercury SC1000 Tach/Speed Kit (79-8M0185919) is a complete SmartCraft gauge package built for dual-engine setups. It includes an 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers, both with black faces, white markings, and glass lenses for a clean, factory finish. Designed for twin-engine boats, it delivers precise speed and RPM data right from your SmartCraft system — accurate, responsive, and built to handle life on the water.

Note: The 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 SmartCraft-equipped twin-engine boats.
• Black Face & Glass Lens – Crisp, glare-free visibility with OEM styling.
• SmartCraft Integration – Connects directly to your system for real-time engine and speed data.
• SmartTow Functionality – Supports both RPM- and speed-based SmartTow (depending on engine setup).
• Version 9.0+ Features – Adds Active Trim, Active Exhaust, and Oil Level Status (where available).
• Marine-Grade Construction – UV-stable, vibration-tested, and corrosion-resistant.
• 5-Way J-Box Required – Must be purchased separately for proper SmartCraft networking.

Compatibility

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

Performance & Practical Benefits

This SC1000 kit provides the perfect dash upgrade for dual-engine Mercury boats. The speedometer and tachometers pair deliver precise, real-time performance data so you can monitor both engines with confidence. They’re easy to install, easy to read, and built tough for salt, spray, and vibration. The result is a clean, professional helm that performs as good as it looks.

Why Buy OEM

Mercury’s SC1000 gauges are engineered specifically for SmartCraft systems. They’re tested for harsh marine environments and built to factory standards for accuracy and longevity. OEM means everything fits, works, and communicates exactly as it should — no guesswork, no compatibility issues.

FAQ

Q1: What’s included in this kit?
An 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers, both with black faces and glass lenses.

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

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

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

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