Mercury – Enertia 3-Blade Stainless Steel Propeller | 13.5" Diameter x 22" Pitch | Right-Hand Rotation | 3-Blade | X7 Stainless Steel | Polished Finish | 8M0151245

Overview

There’s a moment every boater loves — when the throttle opens up, the hull lifts cleanly, and everything just feels right. That effortless surge across the water, that steady grip as you power through the chop — that’s the feeling you get from the Mercury Enertia 3-Blade Stainless Steel Propeller (8M0151245). Designed for speed and responsiveness, it gives your boat a crisp, confident edge whether you’re cruising, towing, or chasing that perfect run across open water. It’s not just about performance — it’s about connection. When you’re behind the wheel with an Enertia, the response feels immediate and the ride feels alive.

Key Features

• Diameter and Pitch: 13.5" Diameter x 22" Pitch
• Rotation: Right-Hand
• Blade Count: Three-Blade design for lift, acceleration, and top-end speed
• Material: Mercury’s exclusive X7 stainless steel alloy — 30% stronger and four times more durable than standard stainless steel
• Finish: Polished finish for corrosion resistance and smooth, efficient water flow
• Hub System: Requires Mercury Flo-Torq hub kit (sold separately)
• Design Details: Equipped with Mercury’s Performance Vent System (PVS) for customizable acceleration and hole shot tuning

Engine & Boat Compatibility

• Fits Mercury and Mariner 90–115 HP Command Thrust outboards
• Compatible with Mercury 135–350 HP TwoStroke and FourStroke outboards (excluding V10 Verado models)
• Works with MerCruiser Alpha One and Bravo One sterndrives
• Ideal for runabouts, pontoons, and midsize to large recreational boats that need smooth lift, fast acceleration, and precise control

Performance Benefits

The Mercury Enertia 3-Blade Propeller is built for boaters who like to feel the power of their engine translate directly into clean, responsive motion. When you throttle up, the Enertia bites the water immediately — steady, sure, and smooth. The lift is quick but graceful, getting you on plane faster while keeping your ride stable and balanced. Acceleration feels tight and efficient, with no slip or hesitation, even when carrying a heavier load.

Once you’re at cruising speed, the Enertia really shines. The balance between speed and control is remarkable — you’ll notice how easily it holds a line through turns and how composed it stays even when the water gets rough. It’s that kind of steady, predictable performance that gives you confidence behind the wheel.

That reliability comes from Mercury’s X7 stainless steel alloy, a proprietary material designed to outperform traditional stainless steel. It’s 30% stronger and far more resistant to flex, meaning your prop maintains its pitch and shape under extreme pressure. The result is consistency — every time you run it, you get the same smooth response and power delivery.

Mercury’s Performance Vent System (PVS) takes it one step further, allowing you to fine-tune your hole shot and acceleration. By changing vent plugs, you can tailor how quickly your prop spins up — whether you want explosive launch power for towing or a steadier, more controlled rise for cruising.

This propeller isn’t just made to move your boat; it’s made to make every movement feel purposeful and refined.

Why is this prop a strong choice vs. alternatives?

• Mercury OEM Precision: Engineered and tested by Mercury for perfect integration and consistent, reliable performance.
• Superior Strength: Built from Mercury’s X7 stainless steel alloy — 30% stronger than conventional stainless for unmatched durability.
• Customizable Performance: The PVS system lets you adjust your hole shot and throttle response for your specific setup.
• Smooth, Confident Control: Delivers stable handling and precise lift whether you’re running light or carrying passengers and gear.
• Built to Endure: The polished stainless finish resists corrosion and keeps performance sharp season after season.

If you’re the kind of boater who wants a prop that feels as refined as it is powerful, the Mercury Enertia 3-Blade Propeller is a perfect match. It’s strong, responsive, and built for those who love the feel of total control on the water.

FAQ

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

It fits Mercury and Mariner 90–115 HP Command Thrust outboards, Mercury 135–350 HP TwoStroke and FourStroke outboards (excluding V10 Verado), and MerCruiser Alpha One and Bravo One sterndrives.

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

The Enertia is made from Mercury’s exclusive X7 stainless steel alloy, making it 30% stronger and four times more durable than conventional stainless steel. It also features the Performance Vent System (PVS) for tunable acceleration.

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

A 22" pitch prop is ideal for midsize and larger boats that need high-speed performance with smooth, controlled acceleration. Always match your prop to your engine’s recommended RPM range.

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

Yes. The polished stainless steel finish offers excellent corrosion resistance, ensuring dependable performance in any environment.

Q5: What hub system does it use?

It requires a Mercury Flo-Torq hub kit (sold separately), which cushions drivetrain shock and provides smooth, quiet shifting and acceleration.