Mercury – Quicksilver Black Diamond 3-Blade Aluminum Propeller | 14.5" Diameter x 19" Pitch | Right-Hand Rotation | Three Blades | Aluminum | Phantom Black Finish | QA1916X

Overview

There’s something reassuring about a propeller that just works — no fuss, no surprises, just smooth, dependable performance every time you hit the water. That’s exactly what you get with the Quicksilver Black Diamond 3-Blade Aluminum Propeller. It’s the kind of prop that feels right from the moment you throttle up — the boat lifts cleanly, tracks true, and responds naturally. Whether you’re easing through a calm morning channel or running wide across open water, the Black Diamond keeps your ride steady, predictable, and easy to enjoy.

Key Features

• Diameter and Pitch: 14.5" Diameter x 19" Pitch
• Rotation: Right-Hand Rotation
• Blade Count: Three Blades
• Material: High-strength aluminum alloy
• Finish: High-gloss Phantom Black finish for durability and corrosion protection
• Hub System: Compatible with Quicksilver’s Flo-Torq II Hub System
• Design Details: Balanced three-blade design for smooth acceleration, reliable lift, and consistent all-around performance

Engine & Boat Compatibility

• Designed for 90–115 HP Mercury Command Thrust outboards
• Works with 150–300 HP Mercury and MerCruiser engines
• Compatible with most outboards and sterndrives up to 250 HP
• Ideal for runabouts, center consoles, pontoons, and fishing boats
• Performs reliably in both freshwater and light saltwater environments
• Recommended for boats with top speeds under 50 mph

Performance Benefits

The Quicksilver Black Diamond 3-Blade Aluminum Propeller strikes the perfect balance between value and performance. From the moment you push the throttle, it bites cleanly into the water — no hesitation, no excessive revving — just a confident, controlled launch. The acceleration feels natural and even, bringing your boat onto plane with ease while maintaining a steady, fuel-efficient cruise.

Once you’re up to speed, the Black Diamond’s balanced three-blade geometry shines. It keeps your boat stable through turns and chop, minimizing drag and vibration for a smoother, quieter ride. There’s a sense of connection between the prop and the water — firm, responsive, and forgiving — that makes piloting your boat more enjoyable and less work. You’ll notice it most when maneuvering tight marinas or crossing light swells: the control feels intuitive, like your boat’s anticipating your next move.

Built with high-strength aluminum and Quicksilver’s durable Phantom Black finish, this propeller is designed to withstand real-world boating. It resists corrosion, shrugging off scrapes and scuffs from everyday use. It’s tough enough to handle shallow bumps and easy to maintain — simply rinse and go. The Black Diamond stays sharp season after season, keeping you on the water instead of in the repair shop.

Why is this prop is a strong choice vs. alternatives?

If you’re after a Mercury propeller that delivers reliable performance without the stainless-steel price tag, the Black Diamond is your go-to. It’s Mercury OEM quality, backed by the engineering precision you’d expect from a trusted brand, yet it’s affordable, practical, and built for longevity.

This 14.5" x 19" pitch setup is ideal for boaters who want a dependable all-around performer — something that delivers solid hole shots, smooth cruising, and consistent handling in a variety of conditions. It’s not flashy, and it doesn’t need to be. The Black Diamond is the kind of prop that quietly earns your trust over time, trip after trip.

If you value a smooth ride, easy upkeep, and the confidence that comes with a proven design, this propeller checks every box. It’s built for boaters who appreciate simplicity done right.

FAQ Section

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

It’s designed for 90–115 HP Mercury Command Thrust and 150–300 HP Mercury/MerCruiser engines, and works with most outboards up to 250 HP using the Flo-Torq II Hub System.

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

The Black Diamond offers dependable, all-around performance with a balance of acceleration, handling, and durability — ideal for everyday boating.

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

If your current prop allows your engine to reach its recommended RPM range, this 19" pitch prop is a great match for general use and balanced cruising.

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

Yes. Its Phantom Black finish protects against corrosion in both environments. A quick rinse after saltwater runs will keep it looking and performing its best.

Q5: What hub system does it use?

It’s compatible with the Quicksilver Flo-Torq II Hub System, which cushions impact, reduces vibration, and helps protect your drivetrain.