Mercury – Premium Plus 2-Stroke Marine Engine Oil | Synthetic Blend | 858028K01

Overview

There is a moment when you turn the key, hear that low rumble, and know your day on the water’s about to begin. That sound—steady, confident, alive—is what Mercury Premium Plus 2-Stroke Marine Engine Oil helps protect. This oil isn’t just another maintenance item; it’s the quiet reassurance that your engine’s ready for anything. Whether you’re pushing through chop, cruising a calm river, or running wide open for hours, you can count on this oil to keep your outboard smooth, strong, and responsive.

Key Features

• Designed for oil-injected, carbureted, or EFI 2-stroke engines
• Synthetic blend for enhanced wear and corrosion protection.
• Meets NMMA TC-W3 marine oil certification.
• Helps reduce carbon buildup and spark plug fouling.
• Provides steady lubrication under high load and long runtime conditions.
• Convenient 2.5-gallon container for frequent boaters or fleet use.

Engine & Boat Compatibility

• Ideal for mid- to high-horsepower Mercury and Mariner 2-stroke outboards
• Works with oil-injection and premix systems
• Suitable for bass boats, center consoles, pontoons, and personal watercraft
• Formulated for both freshwater and saltwater operation

Performance & Practical Benefits

If you’ve spent enough time on the water, you know engines have personalities. Some are temperamental; others, dependable to their core. Mercury Premium Plus brings out the best in your motor—steady power, reliable starts, and effortless throttle response. Its synthetic blend keeps parts coated and moving cleanly, reducing friction and heat while minimizing exhaust smoke.

Even after long runs at full throttle, this oil keeps carbon under control and internals free from sludge. It’s not flashy—it just works. You’ll notice cleaner plugs, smoother idle, and a steady hum that tells you the engine’s happy. That kind of confidence doesn’t just make boating easier—it makes it better.

Why Buy OEM

There’s no substitute for genuine Mercury Marine parts. This oil is engineered by the same team that built your engine, tested in salt, heat, and long idle conditions to perform where aftermarket blends fall short. Using OEM oil means exact compatibility, consistent performance, and peace of mind that you’re protecting your investment.

Sure, you could try something else. But ask anyone who’s run Mercury engines for years—they’ll tell you this oil is worth every drop. It’s not about marketing; it’s about trust built through countless hours on the water.

FAQ Section

Q1: Which engines does Mercury Premium Plus 858028K01 fit?

It’s perfect for mid- to high-horsepower Mercury and Mariner 2-stroke outboards requiring TC-W3-certified oil.

Q2: What makes it better than aftermarket oils?

It’s designed by Mercury to handle marine stress—heat, water exposure, and long load cycles—with unmatched stability.

Q3: How do I confirm it’s right for me?

If your owner’s manual specifies part number 858028K01 or Premium Plus TC-W3 oil, you’re set.

Q4: Can it be used in saltwater?

Yes, it’s engineered for both freshwater and saltwater use, resisting corrosion in any condition.

Q5: Is it easy to handle?

The 2.5-gallon jug makes refilling injection tanks or topping off oil reservoirs simple.