Mercury – Black Max 3-Blade Propeller | 14" Diameter x 13" Pitch | Right-Hand Rotation | 3-Blade | Aluminum | Glossy Phantom Black Finish | 8M0151357

Overview

There is a reason so many boaters swear by the Mercury Black Max it just works. Whether you’re easing away from the dock at sunrise or trimming out for a smooth cruise, this prop feels predictable, balanced, and honest. You’ll feel it the instant you push the throttle forward the steady push, the quiet confidence, and that signature Mercury smoothness. It’s a propeller that doesn’t ask for attention, it earns it, every single weekend on the water.

Key Features.

• Diameter and Pitch: 14" Diameter x 13" Pitch

• Rotation: Right-Hand Rotation

• Blade Count: 3-Blade Design for efficient lift and bite

• Material: Patented Mercalloy aluminum alloy for strength and impact resistance

• Finish: Mercury Phantom Black glossy enamel for lasting corrosion protection.

• Hub System: Flo-Torq SSR Hub Kit (Part Number 8M0150151) for smoother shifting and drivetrain protection

• Design Details: Factory-balanced with progressive rake for responsive acceleration and a steady cruise.

Engine & Boat Compatibility

• Designed for Mercury and Mariner 40–60 HP BigFoot/Command Thrust outboards.

• Fits Mercury 75–125 HP TwoStroke and FourStroke outboards (1978 and newer)

• Ideal for versatile setups runabouts, pontoons, fishing boats, and small cruisers.

• Works seamlessly with many standard Mercury-powered rigs, offering OEM fit and performance.

Performance Benefits.

This Mercury propeller brings a dependable mix of punchy acceleration and relaxed cruising. When you drop the throttle, it grips the water with a firm, confident bite, getting your boat on plane without hesitation. Once you’re up and running, the Black Max delivers a steady, vibration-free ride that feels composed even through tight turns or light chop.

It’s forgiving too if you clip something minor beneath the surface, the Mercalloy aluminum takes the hit with resilience, saving your drivetrain from costly damage. The Flo-Torq SSR hub adds to that peace of mind, softening gear shifts and reducing that harsh “clunk” sound you sometimes hear when shifting into gear. It’s quiet, smooth, and built for real-world boating, not just brochure perfection.

Why is this prop a strong choice vs. alternatives?

• True Mercury OEM quality: Factory-designed, tested, and trusted by Mercury engineers.

• Built for the long haul: Strong, corrosion-resistant aluminum finish holds up in both saltwater and freshwater environments.

• Cost-effective and reliable: Offers the performance of a high-end prop without the stainless-steel price tag.

• Versatile fit: Works across multiple Mercury engine families, making it easy to keep one reliable prop ready for any season.

• Smooth and forgiving: The Flo-Torq SSR hub protects your drivetrain and keeps operation quiet and refined.

It’s the kind of prop you recommend to a friend not because it’s flashy, but because you know it’ll get them back to the dock every time, without drama.

FAQ

Q1: Which Mercury engines does the Black Max 3-Blade Propeller fit?

It’s designed for Mercury and Mariner 40–60 HP BigFoot/Command Thrust models, as well as 75–125 HP TwoStroke and FourStroke outboards from 1978 onward.

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

The Black Max blends Mercury’s patented Mercalloy construction with the Flo-Torq SSR hub for smooth shifts and superior drivetrain protection, making it both durable and affordable.

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

A 14" diameter with a 13" pitch suits many midrange outboards, offering balanced acceleration and top-end speed. If your current prop shares similar specs, this is a reliable match.

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

Yes. The Phantom Black enamel finish is corrosion-resistant and holds up beautifully in both environments. Just rinse after each trip for best results.

Q5: What hub system does it use?

It comes equipped with Mercury’s Flo-Torq SSR Hub Kit, which minimizes shift noise and cushions the drivetrain from sudden impacts