Mercury – Oil Level Gauge | Black Face | 2-1/8" (52 mm) | 79-8M0052852

Overview

The Mercury Oil Level Gauge (79-8M0052852) gives you a simple, reliable way to check your engine’s oil level right from the dash. Featuring a black face, white markings, and a glass lens, it’s easy to read in all lighting conditions and matches perfectly with the rest of Mercury’s OEM gauge lineup. It fits a standard 2-1/8" (52 mm) hole and connects directly to SmartCraft systems equipped with compatible oil level sensors.

Key Features

• Oil Level Display – Shows your engine’s oil level for easy, real-time monitoring.
• Black Face & Glass Lens – Crisp, high-contrast look that matches Mercury’s SmartCraft styling.
• Standard 2-1/8" (52 mm) Fit – Simple drop-in installation for most dash layouts.
• SmartCraft-Compatible – Works with Mercury SmartCraft engines equipped with oil level sensors.
• Accurate Monitoring – Provides live oil level feedback to help prevent engine issues.
• Durable Marine Build – UV-stable, corrosion-resistant, and designed for heavy vibration and salt exposure.
• OEM Fit & Finish – Matches other SC1000 and SmartCraft black-face gauges for a consistent dash look.

Compatibility

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

Performance & Practical Benefits

This oil level gauge makes it easy to confirm your oil status before and during every run. It eliminates guesswork, giving you quick, dependable feedback without needing to check the dipstick. The black face and glass lens match your existing Mercury gauges for a professional, factory-finished appearance that performs as well as it looks.

Why Buy OEM

Mercury gauges are designed and tested to the same standards as their engines. Each one is built to handle harsh marine environments, with sealed internals and vibration resistance. With genuine OEM parts, you get exact SmartCraft compatibility, dependable accuracy, and years of reliable service.

FAQ

Q1: What does this gauge display?
It shows your engine’s oil level, depending on installed SmartCraft sensors.

Q2: What dash hole size does it fit?
A standard 2-1/8" (52 mm) opening.

Q3: Will it work with all Mercury engines?
It’s compatible with SmartCraft-equipped engines with oil level sensors.

Q4: Is installation easy?
Yes — it installs like any Mercury auxiliary gauge and connects through standard SmartCraft wiring.

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