Mercury – Quicksilver Black Diamond 3-Blade Aluminum Propeller | 10.3" Diameter x 14" Pitch | Right-Hand Rotation | 3-Blade | Aluminum | Phantom Black Finish | QA2082X 

Overview

There’s nothing quite like the feeling of your boat reacting just the way you want it to — steady on takeoff, smooth through the turns, and calm when you ease back on the throttle. That’s the kind of performance you’ll feel with the Quicksilver Black Diamond 3-Blade Aluminum Propeller. It’s built for boaters who appreciate reliability, balance, and a prop that simply works every time.

This prop isn’t flashy or overcomplicated. It’s the one that quietly does its job, giving you that confident, connected feel on the water. You’ll notice it right away — that steady, easy feel whether you’re out early casting lines or heading home as the sun dips low. The Black Diamond just keeps delivering, season after season.

Key Features

• Diameter and Pitch: 10.3" Diameter x 14" Pitch
• Rotation: Right-Hand Rotation
• Blade Count: 3-Blade design for consistent thrust and smooth acceleration
• Material: Durable cast aluminum for lasting performance
• Finish: High-gloss Phantom Black coating that resists corrosion and keeps its shine
• Hub System: Compatible with the Quicksilver Flo Torq II system (rubber hub included)
• Design Details: Precision-balanced blades reduce vibration and deliver clean lift through the full throttle range

Engine & Boat Compatibility

• Designed for 40–60 HP Mercury outboard engines
• Compatible with Mariner and MerCruiser engines using the Flo Torq II hub system
• Works with Honda and Tohatsu engines when equipped with the Flo Torq Reflex Thrust Washer (part number 8M0046466, sold separately)
• Ideal for runabouts, compact pontoons, and small fishing boats
• Recommended for boats with top speeds under 50 mph, offering reliable control and strong mid-range power

Performance Benefits

The Quicksilver Black Diamond 3-Blade Aluminum Propeller is known for its easy, dependable performance. When you throttle up, you’ll feel a smooth, confident lift as the blades grab the water and bring your boat onto plane with little effort. It delivers steady thrust without the jolt or slip that can throw off your balance.

Once you’re underway, the ride stays consistent — quiet, steady, and responsive. The 3-blade layout is tuned for balance, offering crisp handling without adding drag. Whether you’re cutting across calm morning water or dealing with a bit of chop, it tracks straight and handles predictably. Turning feels light and fluid, giving you control without having to overcorrect.

This prop’s strength goes beyond performance — it’s built to last. The cast aluminum design handles regular use with ease, while the Phantom Black finish adds an extra layer of protection against corrosion and wear. Maintenance couldn’t be simpler: a quick rinse and wipe-down after each outing is all it needs. If you happen to nick a blade, the aluminum material makes minor repairs quick and cost-effective.

Why is this prop a strong choice vs. alternatives?

• Mercury OEM quality: Built to meet the same standards as Mercury’s factory-installed props for precision fit and smooth operation.
• Reliable and easy to maintain: The aluminum construction and protective finish make it both strong and low-maintenance.
• Cost-effective alternative to stainless steel: Offers excellent performance and durability without the higher price point.
• Versatile compatibility: Works across multiple engine brands through the Quicksilver Flo Torq II hub system.
• Real-world dependability: Trusted by boaters who value responsive handling, balanced lift, and consistent power every time they launch.

It’s the kind of prop you can depend on — steady, quiet, and efficient. No showmanship, just the kind of smooth performance that makes boating feel easy and enjoyable every single time.

FAQ

Q1: Which Mercury engines does the Quicksilver Black Diamond fit?

This prop fits 40–60 HP Mercury outboard engines and compatible models from Mariner and MerCruiser.

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

It’s known for its balance of smooth acceleration, strong lift, and dependable durability — perfect for everyday boating without the high price.

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

If you’re running a 40–60 HP engine and want a prop that offers strong acceleration and steady cruising, the 10.3" x 14" setup is ideal.

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

Yes. The Phantom Black finish provides corrosion resistance in both environments. Just rinse it after saltwater use to maintain its finish.

Q5: What hub system does it use?

This prop is compatible with the Quicksilver Flo Torq II hub system and includes a rubber hub for smooth power transfer.