Mercury – Tachometer 7000 RPM | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0052854

Overview

The Mercury Tachometer (79-8M0052854) gives you clear, accurate RPM readings so you can keep your engine running at its best. With a range up to 7000 RPM, it’s ideal for most outboard and sterndrive applications. The black face, bright white numerals, and glass lens make it easy to read in all light conditions, and it fits a standard 85 mm (3-3/8") dash hole. Designed for SmartCraft-capable systems, this gauge delivers reliable performance data and matches perfectly with other Mercury black-face instruments.

Key Features

• 7000 RPM Range – Tracks engine RPM accurately for smooth operation and tuning.
• Black Face & Glass Lens – Crisp, modern appearance with excellent visibility.
• Standard 85 mm (3-3/8") Fit – Installs easily in most dashboards.
• SmartCraft-Compatible – Works with Mercury systems that provide real-time RPM data.
• Fast & Accurate Readings – Gives smooth, responsive feedback across the full range.
• Built for Marine Use – UV-stable, corrosion-resistant, and vibration-tested for long life.
• OEM Fit & Finish – Matches other Mercury black-face gauges for a unified, factory-style helm.

Compatibility

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

Performance & Practical Benefits

This tachometer helps you monitor your engine’s performance with confidence. It reacts instantly to throttle changes, giving you accurate RPM feedback whether you’re cruising, trolling, or running wide open. The black face design blends seamlessly with other Mercury gauges, adding a professional, OEM look to your dash.

Why Buy OEM

Mercury builds its gauges to withstand harsh marine environments — salt, heat, and vibration. Each gauge is factory-tested for accuracy and durability, ensuring dependable performance year after year. With genuine Mercury parts, you get perfect fitment, true SmartCraft communication, and the reliability Mercury is known for.

FAQ

Q1: What’s the RPM range on this gauge?
Up to 7000 RPM.

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

Q3: Is it SmartCraft-compatible?
Yes — it works with SmartCraft-equipped engines that provide RPM data.

Q4: How easy is installation?
Very — it installs like other Mercury gauges using standard SmartCraft wiring.

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