Mercury – Quicksilver Q4 Propeller | 14.6” Diameter x 19” Pitch | Right-Hand Rotation | 4 Blades | Stainless Steel | Polished Finish | 8M0103528

Overview

There is a moment every boater lives for — when you hit the throttle, and your boat doesn’t just move, it leaps. The bow lifts, the hull steadies, and suddenly, everything feels connected. That is the kind of performance you get from the Quicksilver Q4 Stainless Steel Propeller (Part Number 8M0103528). It’s built for boaters who expect more than motion — they want acceleration that’s instant, control that’s effortless, and a ride that feels alive.

Key Features

• Diameter and Pitch: 14.6” Diameter x 19” Pitch
• Rotation: Right-Hand
• Blade Count: Four blades for superior lift, grip, and balance
• Material: Marine-grade stainless steel for long-lasting strength and corrosion resistance
• Finish: High-polished stainless steel for smooth water flow and a sharp, clean look
• Hub System: Flo-Torq compatible hub system (sold separately) for quick installation
• Design Details: Aggressive four-blade geometry engineered for powerful holeshot, strong midrange performance, and best-in-class top-end speed

Engine & Boat Compatibility

• Designed for Mercury and Mariner 90–300 HP outboards
• Compatible with MerCruiser Alpha and Bravo sterndrives
• Performs beautifully on bass boats, multi-species boats, bay boats, center consoles, fish and ski setups, and pontoons
• Engineered to deliver consistent lift, smooth acceleration, and precise handling across a wide range of water conditions

Performance Benefits

• Explosive takeoff: The Q4’s four-blade configuration grips the water instantly, giving your boat a lightning-fast holeshot and effortless planing — even under load.
• Balanced handling: From low-speed maneuvering to high-speed runs, this prop maintains rock-solid stability and smooth, predictable control. You’ll feel it in every turn.
• Midrange strength: Between throttle punch and cruising comfort, the Q4 shines brightest. It holds tight to the water, providing crisp acceleration and steady lift through the midrange.
• Top-end speed that surprises: Despite having four blades, the Q4 rivals — and often surpasses — the speed of top-performing three-blade props, thanks to its advanced lift design and hydrodynamic efficiency.
• Durability and confidence: Built from stainless steel, it stands up to demanding use and resists corrosion season after season, delivering consistent, dependable performance.

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

If you’ve ever thought a four-blade prop meant giving up speed, the Quicksilver Q4 Stainless Steel Propeller will change your mind. It brings the acceleration, lift, and control of a four-blade — without sacrificing the thrilling top-end you’d expect from a three-blade. The result is a perfectly balanced blend of muscle, grace, and precision.

As part of Mercury’s OEM propeller lineup, the Q4 is built to exacting standards — tested by marine engineers who understand real-world boating. Whether you’re fishing at dawn, cruising with family, or chasing open water at full throttle, it delivers the kind of consistent, confident performance that makes every run memorable. For serious boaters who demand speed, strength, and control in one prop, the Q4 stands in a class of its own.

FAQ

Q1: Which Mercury engines does the Quicksilver Q4 Propeller fit?

It fits Mercury and Mariner 90–300 HP outboards, as well as MerCruiser Alpha and Bravo sterndrives.

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

The Q4 combines the lift and control of a four-blade design with the speed and efficiency of a three-blade, delivering a unique balance of acceleration and top-end power.

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 using a 19” pitch, this model is an excellent fit. For best results, check your engine’s manual or consult a Mercury dealer.

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

Yes. The stainless steel construction and polished finish resist corrosion in both environments. Rinse with freshwater after saltwater use for long-lasting performance.

Q5: What hub system does it use?

The Q4 is Flo-Torq compatible, allowing easy installation across a variety of Mercury and MerCruiser engine setups.