Mercury – Speedometer 45 MPH | Boat Speed Monitoring | White Face | Black Bezel | 79-8M6020051

Overview
This 45-MPH speedometer gives you a clear, steady sense of how fast the boat’s moving without wobbling every time you hit a bit of chop. The needle has an easy, natural sweep, so checking your pace feels quick and effortless. Out on the water, it settles in fast—one glance and you know where you’re sitting. It’s a simple, everyday gauge that blends right into the rhythm of the run.

Key Features
    • 45-MPH Scale – Lays out boat speed on a clean, readable arc.
    • Smooth Needle Movement – Holds steady through bumps, turns, and throttle changes.
    • Standard Dash Fit – Sits cleanly in common dash cutouts.
    • Backlit Display – Stays visible during early mornings or dim light.
    • Marine-Durable Build – Handles spray, vibration, and long days on the water.

Engine & Boat Compatibility
    • FourStroke outboards
    • Verado series
    • Pro XS engines
    • SmartCraft systems

Performance & Practical Benefits
On the water, this gauge helps you settle into a pace that feels right without guessing. The steady sweep makes changes easy to notice, whether you’re trimming the bow or easing into a long cruise. It reads cleanly even when the hull shifts, so the number you see actually matches the way the boat feels. Over time, it becomes one of those quiet checks you make without thinking.

Why Buy OEM
OEM gauges follow Mercury’s signal patterns closely, which keeps the reading honest and stable. They hold up well to vibration and weather, giving you dependable information season after season. It’s a small but important piece of keeping the boat predictable.

FAQ
1. What are early signs the speedometer is fading?
If the needle sticks, hesitates, or drops out for no reason, it’s usually starting to fail.

2. Does this gauge need calibration?
Most setups read correctly right away, but double-checking settings during install is always smart.

3. How does it handle saltwater?
A quick rinse after your run keeps it working well through saltwater seasons.

4. Anything worth checking during installation?
Clean signal and power connections help the needle stay smooth.

5. What does bad behavior usually look like?
You may see drifting readings, slow response, or sudden drop-offs.