Mercury – Performance Direct Fuel Injection Synthetic Blend Marine Engine Oil | Two-Stroke Outboard Oil | Synthetic Blend | 8M0229798

Overview

There is a certain comfort that comes from knowing the engine behind you is running clean and steady, no matter what the water throws your way. That is the feeling you get when you pour in Mercury Marine part number 8M0229798. This Performance Direct Fuel Injection Synthetic Blend Oil has a way of settling the nerves, especially when you are miles from the dock and the wind starts to shift. It is the kind of oil you use once and stick with because the engine simply feels happier on it.

Key Features

• Designed for two-stroke direct fuel injection marine engines
• Premium synthetic blend formula for dependable lubrication
• Clean-burning design reduces smoke and carbon buildup
• One-gallon container
• Engineered to meet original Mercury Marine specifications
• Built for wear protection, scuff resistance, and long engine life

Engine & Boat Compatibility

• Ideal for Mercury OptiMax two-stroke outboards
• Suitable for a wide range of Mercury direct fuel injection two-cycle engines
• Works well for anglers running high-output motors, family pontoons, and light freshwater or coastal boats
• Compatible with boats that rely on quick throttle response and steady power delivery

Performance & Practical Benefits

What stands out most with this oil is how clean the engine feels once it gets up to temperature. Throttle response comes on smooth, and idle settles into an easy, steady rhythm that gives you confidence when docking or weaving through a tight channel. The reduced carbon buildup is noticeable over time, especially for boaters who spend long days running between spots. You get fewer hiccups, fewer surprises, and a sense that the internal parts are gliding rather than grinding. Corrosion protection is strong, which matters for anyone who splits time between saltwater and freshwater. Day after day, it helps the engine stay tight, well-protected, and ready for the next run.

Why Buy OEM

If you have been around boats long enough, you learn that genuine Mercury Marine parts tend to keep life simpler. This oil is no exception. It is engineered to match Mercury fuel systems, combustion timing, and lubrication demands without the guesswork of aftermarket blends. You get predictable performance, fewer maintenance headaches, and longer engine life. When a part is designed by the same people who built the engine, it usually pays for itself in the long run. That is why seasoned boaters stick with the real thing.

FAQ Section

Q1: Which Mercury engines does this oil work with?

It is made for Mercury OptiMax engines and other two-stroke direct fuel injection models. If your engine uses direct injection, this is the oil Mercury designed for it.

Q2: What sets it apart from aftermarket options?

This blend is tuned specifically for Mercury engines. You get the right balance of lubricity, protection, and clean burn without trial and error.

Q3: How do I know it is the correct replacement?

Check your owner’s manual for direct fuel injection oil requirements. If it calls for a Mercury synthetic blend for two-stroke direct injection, this is the match.

Q4: Can it be used in saltwater and freshwater?

Yes. The corrosion protection holds up well in both environments.

Q5: Is it simple for most boaters to use?

Absolutely. If you can pour a gallon jug and follow your engine’s fill instructions, you will be good to go.

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