Mercury – 400 14.63RH34 15R – 48-8M0187160

Maximize your outboard performance with the Mercury – 400 14.63RH34 15R – 48-8M0187160 propeller, engineered for serious boaters who demand top-end efficiency and power. This premium stainless steel prop is built to handle the high-output demands of Mercury Racing 400R engines, delivering exceptional acceleration, responsive handling, and optimal fuel efficiency—all while maintaining strength and durability under pressure.

Key Features

Right-Hand Rotation Design – Ensures smooth and balanced propulsion with improved torque transfer.

14.63" Diameter x 34" Pitch – Perfect for achieving maximum performance at high speeds.

15-Spline Hub Configuration – Provides a secure fit for high-horsepower Mercury outboards.

Precision-Crafted Stainless Steel – Offers superior resistance to corrosion and flex, even in aggressive marine environments.

Genuine Mercury Marine Part – Backed by Mercury’s legacy of performance and innovation.

Compatibility

The Mercury – 400 14.63RH34 15R – 48-8M0187160 is specifically designed for use with Mercury Racing 400R outboard engines and other select high-performance Mercury 15-spline models. It is ideal for center consoles, performance fishing boats, and high-speed offshore applications requiring consistent high-load performance.

Ideal Use Cases

High-performance offshore and racing boats

Boats operating at high RPMs over long distances

Vessels requiring fine-tuned prop pitch for speed and fuel efficiency

Why Premium Propellers Matter

Propellers aren’t one-size-fits-all—upgrading to a precision-engineered prop like the Mercury – 400 14.63RH34 15R – 48-8M0187160 can make a huge difference in your boat’s handling, fuel economy, and overall performance. Designed with marine-grade stainless steel and Mercury’s cutting-edge engineering, this propeller delivers consistent thrust and long-lasting durability in the most demanding conditions.

Frequently Asked Questions

Will this propeller fit a Mercury 350 Verado engine?

This prop is specifically designed for Mercury 400R engines. While it may physically fit some other models with a 15-spline shaft, always check your engine’s compatibility before installing.

Is this a good prop for water sports or wakeboarding?

This prop is optimized for high-speed offshore use and may not be ideal for tow sports, which often require lower pitch and quicker planing.

What’s the benefit of stainless steel over aluminum in this prop?

Stainless steel offers greater strength, less flex, and better longevity—especially at higher horsepower and speeds.