Mercury – Oil Filter Element | Engine Protection | 35-8M0066483

Overview

This little filter ends up doing a lot of the dirty work for the engine. After a few long days on the water, oil starts picking up all kinds of fine grit, and this element is what keeps that junk from circulating. It’s a quick swap—nothing complicated—and feels solid enough that you don’t worry about it once it’s in place. It’s the kind of part you change without thinking, but the motor always runs better when you keep up with it.

Key Features

  • High-Efficiency Filtration – Pulls out fine debris to keep oil cleaner.
  • Durable Construction – Handles constant heat and pressure cycles.
  • Optimized Flow Design – Lets oil move through smoothly without bottlenecking.
  • OEM-Spec Fitment – Matches Mercury’s sealing and performance requirements.

Engine & Boat Compatibility

  • FourStroke mid-range engines
  • Verado platform
  • SmartCraft oil-monitoring ECMs
  • Mercury outboard service series

Performance & Practical Benefits

A fresh filter usually makes the motor settle down a bit, especially at idle. You might notice the throttle feels more consistent, and the engine doesn’t sound strained once it warms up. Long runs feel easier on the motor since the oil stays cleaner throughout the day. Nothing dramatic—just a steadier, more predictable feel when you’re out there running around.

Why Buy OEM

OEM filters keep the oil pressure where Mercury designed it to sit, which helps the engine age evenly. They work cleanly with the sensors, so you’re not chasing odd readings or warnings. It’s a simple way to keep the motor behaving the same from one service to the next.

FAQ

1. How do I know when it’s time to change the filter?
If the engine feels a bit rough or the oil gets dark sooner than usual, it’s probably due.

2. Do I need to reset anything after installing it?
No—swap it, fill the oil, and you’re done.

3. Is it OK for saltwater use?
Yes, as long as normal flushing and service intervals stay on track.

4. Any tips for installing it cleanly?
Make sure the old gasket isn’t stuck and give the new gasket a light coat of oil.

5. What are early signs the filter’s struggling?
You might notice uneven idle, hesitation, or the engine sounding a bit tight under load.