Mercury – Black Max 3-Blade Aluminum Propeller | 13.875" Diameter x 14" Pitch | Right-Hand Rotation | 3-Blade | Aluminum | Phantom Black Finish | 854352A45

Overview

Every boater knows that a good day on the water starts with confidence at the throttle. The Mercury Black Max 3-Blade Aluminum Propeller (Part Number 854352A45) delivers that confidence every single time. It’s built for smooth launches, steady cruising, and effortless control—qualities that make it a favorite among Mercury owners worldwide.

From easy morning runs across glassy water to long afternoons exploring the coast, the Black Max feels predictable and refined. It’s not flashy, and that’s exactly the point—it’s built for those who care more about performance and dependability than hype. Season after season, it just works.

Key Features

• Diameter & Pitch: 13.875" diameter x 14" pitch for strong acceleration and smooth cruising.
• Rotation: Right-Hand rotation for standard outboard configurations.
• Blade Count: 3-Blade design delivers balanced thrust and efficient water flow.
• Material: Mercury’s exclusive Mercalloy aluminum alloy—durable, lightweight, and flexible enough to handle minor impacts.
• Finish: High-gloss Phantom Black enamel finish resists corrosion and maintains a sleek appearance.
• Hub System: Includes the Flo-Torq II Hub Kit (Part Number 835257K1) to absorb drivetrain shock and minimize vibration.
• Design Details: Precision-balanced blades reduce noise and improve handling across all speeds.

Engine & Boat Compatibility

This Mercury propeller fits a wide range of Mercury and Mariner outboards, making it a versatile choice for many setups.

• Designed for Mercury and Mariner 40–60 HP BigFoot and Command Thrust outboards (all years)
• Fits Mercury and Mariner 75–125 HP outboards (1978 and newer)
• Works beautifully on runabouts, pontoons, and fishing boats where dependable lift and speed matter
• Great match for boaters who want balanced performance—not just speed, but smooth, efficient cruising.

Performance Benefits

The Mercury Black Max 854352A45 is built for boaters who want effortless control and lasting dependability. Its 14-pitch design strikes the perfect balance between acceleration and top-end speed—quick to plane yet steady at cruise. When you push the throttle, the prop bites into the water with confidence, lifting the boat evenly and running smooth through turns and chop alike.

Mercury’s Mercalloy aluminum gives it real-world toughness with just enough flex to handle bumps from floating debris or shallow hazards without cracking. Combine that with the Flo-Torq II Hub System, and you’ve got a prop that protects your drivetrain, cushions impact, and reduces vibration for a smoother, quieter experience.

The durable Phantom Black finish isn’t just about good looks—it resists corrosion in both saltwater and freshwater, so your prop stays sharp and reliable long after the season’s over. It’s the kind of performance that doesn’t demand attention—it simply delivers.

Why This Product Is a Strong Choice vs. Alternatives

• Mercury OEM quality: Designed, tested, and manufactured by Mercury’s own engineers for precise fit and consistent performance.
• Reliable and easy to maintain: Straightforward installation, forgiving design, and minimal upkeep make it a favorite among recreational and pro boaters alike.
• Cost-effective vs. stainless: Delivers impressive performance and durability without the cost or rigidity of stainless steel props.
• Versatile fit: Works across a range of Mercury and Mariner engines, making it a trusted all-around performer for many boating styles.

FAQ Section

Q1: Which Mercury engines does the Black Max 854352A45 fit?

It fits Mercury and Mariner 40–60 HP BigFoot/Command Thrust outboards (all years) and 75–125 HP outboards from 1978 and newer.

Q2: What makes this propeller different from other Mercury options?

It’s crafted from Mercury’s exclusive Mercalloy aluminum, which provides a balance of strength and flexibility. The Flo-Torq II Hub System cushions the drivetrain and reduces vibration for smoother performance.

Q3: How do I know if this pitch or size is right for my boat?

The 14-pitch setup is ideal for balanced acceleration and speed, perfect for most recreational and mid-sized boats. Check your existing prop’s dimensions or consult your engine manual for confirmation.

Q4: Can this prop be used in both saltwater and freshwater?

Yes. The Phantom Black enamel finish resists corrosion and maintains performance in both saltwater and freshwater conditions.

Q5: What hub system does it use?

This prop includes Mercury’s Flo-Torq II Hub Kit ( 835257K1), designed to absorb shock, reduce vibration, and protect your drivetrain from impact damage.