Mercury – Oil Pressure Gauge 0–100 PSI | Dual Scale | White Face | 2-1/8" (52 mm) | 79-8M0052869

Overview

The Mercury Oil Pressure Gauge (79-8M0052869) gives you a clear, accurate reading of your engine’s oil pressure so you can spot issues before they become problems. It features a dual-scale display showing both PSI and bar, making it easy to read in either English or Metric units. The white face, black numerals, and glass lens provide crisp visibility in all lighting, and it fits a standard 2-1/8" (52 mm) dash opening. It’s a direct-fit OEM gauge built for SmartCraft-capable systems when compatible sensors are installed.

Key Features

• Dual Scale (0–100 PSI / 0–7 Bar) – Reads oil pressure in both English and Metric units.
• White Face & Glass Lens – Classic Mercury design with clear, easy-to-read markings.
• Standard 2-1/8" (52 mm) Dash Fit – Simple drop-in installation for new or replacement setups.
• SmartCraft Compatibility – Works with Mercury SmartCraft systems when oil pressure sensors are available.
• Accurate Monitoring – Provides real-time pressure readings to help protect your engine.
• Marine-Grade Build – UV-resistant, corrosion-proof, and vibration-tested for long service life.
• OEM Fit & Finish – Matches other white-face Mercury gauges for a consistent dash layout.

Compatibility

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

Performance & Practical Benefits

This gauge makes it easy to keep tabs on your engine’s vital oil pressure. The dual-scale readout gives you flexibility no matter what units you prefer, and the white face blends perfectly with other OEM Mercury instruments. Whether you’re upgrading your dash or replacing a worn gauge, this one installs easily and provides the dependable accuracy Mercury is known for.

Why Buy OEM

Mercury gauges are built to handle the rigors of marine use — vibration, salt, and heat. Each unit is tested for precision and long-term durability. With OEM parts, you get the right fit, perfect SmartCraft integration, and lasting reliability straight from Mercury Marine.

FAQ

Q1: What range does the gauge cover?
It reads 0–100 PSI and 0–7 Bar on a dual-scale display.

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

Q3: Does it work with any Mercury engine?
It’s designed for SmartCraft-equipped engines with compatible oil pressure sensors.

Q4: Can I install it myself?
Yes — installation is straightforward with standard SmartCraft harness connections.

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