Volvo Penta Dual Rear Stainless Steel (13.9 x 23″) Solas RH Propeller, 8551-139-23

Introduction

The Volvo Penta Dual Rear Stainless Steel (13.9 x 23″) Solas RH Propeller, 8551-139-23 is engineered to deliver unmatched thrust, fuel efficiency, and control for modern marine engines. Crafted from high-grade stainless steel and designed for dual rear propulsion systems, this propeller offers boaters a combination of durability and performance that is vital for both recreational cruising and high-speed marine applications. Whether you own a performance craft, fishing boat, or luxury cruiser, this Volvo Penta propeller marine upgrade is a game-changer.

Boating enthusiasts searching for top-tier propulsion components recognize the value of investing in a propeller that aligns with their engine’s demands. The 8551-139-23 Solas RH model is one such gem that combines robust design with performance finesse.

Overview / What Is Volvo Penta Propeller Marine

The Volvo Penta Dual Rear Propeller system is a part of the renowned DuoProp series, known for its twin counter-rotating propeller mechanism that drastically improves handling and acceleration. This specific model—13.9 x 23″ Solas RH, 8551-139-23—is optimized for rear prop installation in a dual configuration, enabling superior grip and reduced cavitation at various speeds and loads.

Built using marine-grade stainless steel, the 8551-139-23 ensures corrosion resistance even in saltwater environments. It’s designed to maintain blade integrity under pressure, allowing for dependable propulsion without vibration or slippage, making it one of the best Volvo Penta propeller marine options for serious boaters.

Key Features of the 8551-139-23 Solas RH Propeller

• High-strength stainless steel build for long-lasting performance
• Engineered for Volvo Penta DuoProp rear installations
• 13.9″ diameter with 23″ pitch for optimal torque
• Right-hand rotation configuration
• Enhanced thrust and reduced fuel consumption

How to Install Volvo Penta Dual Rear Propeller

Installing the 8551-139-23 Solas RH Propeller is a straightforward process but must be done with care to avoid damaging the propeller shaft or the hub. First, ensure the engine is turned off and the ignition key is removed. Remove the existing propeller by unscrewing the prop nut, followed by the thrust washer. Carefully slide off the old prop and clean the shaft thoroughly to remove debris or marine buildup.

Next, place the new propeller onto the shaft, ensuring it fits snugly onto the splines. Reinsert the thrust washer and tighten the prop nut to the specified torque using a torque wrench. Lock the nut with a cotter pin or retaining ring, depending on your model. Always check for smooth rotation before water testing. Proper installation ensures your Volvo Penta propeller marine runs smoothly and efficiently.

Benefits of Using Stainless Steel Propellers

Choosing a stainless steel propeller like the 8551-139-23 over its aluminum counterparts provides boat owners with significant performance and longevity advantages. Stainless steel is not only more durable but also maintains blade shape under stress, which results in higher efficiency and power delivery. Especially when operating at high RPMs or in challenging water conditions, stainless steel blades ensure consistent performance.

This specific Volvo Penta propeller marine model, crafted by Solas, is polished and balanced to perfection, minimizing drag and enhancing top-speed capabilities. It’s a preferred choice for those looking for an edge in acceleration, load-carrying capacity, or simply wanting to extend their engine’s efficiency envelope.

Maintenance Tips

Maintaining your Volvo Penta propeller marine is essential for long-term reliability. Here are key tips to ensure optimal performance:

• Inspect regularly: Check the blades for nicks, cracks, or warping.
• Clean after each use: Especially after saltwater runs, rinse with freshwater.
• Grease the prop shaft: Prevent corrosion and make future removal easier.
• Tighten and check hardware: Ensure nuts and pins are secured before every trip.

By following these maintenance steps, you’ll extend the lifespan of your Volvo Penta 13.9 x 23″ propeller and enjoy uninterrupted boating experiences.

Expert Advice and Pro Recommendations

Marine professionals consistently recommend the Volvo Penta Dual Rear 8551-139-23 propeller for high-performance applications. It’s especially favored by those operating in mixed boating environments—whether it’s offshore fishing, wakeboarding, or high-speed cruising. The stainless steel build adds to its dependability, and the Solas precision design offers smooth transitions at throttle changes.

It pairs best with Volvo Penta DPS and DP-H drive systems. You can buy it now here and enjoy an exclusive 5% discount using code WELCOME5.

Troubleshooting Common Propeller Issues

If your Volvo Penta propeller marine setup is experiencing vibration, loss of speed, or cavitation, the issue may be related to improper installation or blade damage. Begin by checking the propeller shaft alignment and confirming the propeller is seated flush. Uneven torque or a missing washer can also cause performance dips.

Blades bent from hitting underwater debris can create imbalance. If you hear rattling or feel resistance when turning the prop by hand, remove it and check the hub integrity. It’s best to keep a spare on hand and replace a damaged unit immediately to prevent wear on the lower unit.

Volvo Penta Propeller Marine Cost and Durability

While stainless steel propellers like the 8551-139-23 come at a higher upfront cost, their extended life and improved performance make them a worthwhile investment. On average, this propeller lasts 5x longer than aluminum variants when used under similar conditions. With proper care, it can serve reliably for 5–8 seasons or more.

The price at allboatsupplies.com is competitive, and applying the WELCOME5 code at checkout gives you an immediate discount. Durable, fuel-efficient, and performance-enhancing — the 8551-139-23 delivers excellent ROI for serious boaters.

Detailed FAQ Section

What boats are compatible with the 8551-139-23 Solas RH propeller?

This propeller is designed specifically for Volvo Penta stern drive systems that use the DuoProp technology, such as DPS-A and DP-H drives. It fits a wide range of powerboats including cruisers, sport boats, and fishing boats. Ensure your existing rear prop diameter and pitch match the 13.9 x 23 specs or consult your engine manual for compatibility. Also, it’s ideal for marine engines within the 280–400 HP range.

Is stainless steel really better than aluminum propellers?

Yes, stainless steel propellers like the 8551-139-23 offer superior strength, better blade retention under stress, and increased efficiency. They’re less prone to damage in rough waters and allow for thinner, more hydrodynamic blade designs that improve speed and fuel economy. Aluminum is suitable for light recreational use, but stainless steel is the best choice for serious boating performance and longevity.

How can I tell if my Volvo Penta propeller needs replacement?

Signs include visible blade damage (dents, bends), vibrations at high speeds, reduced top-end speed, cavitation, and increased fuel consumption. If the boat feels sluggish or unresponsive, your propeller may be worn or imbalanced. Inspect regularly and replace immediately if any cracks or hub wear is found, especially in stainless steel models where impact might not visibly distort the prop but affect performance.

Can I install this propeller myself, or should I hire a technician?

You can install the 8551-139-23 Solas RH propeller yourself with basic mechanical tools and by following the manufacturer’s torque guidelines. Ensure proper alignment and use marine-grade grease. However, if you’re unsure about fitment or torque specifications, or if the propeller needs balancing, it’s best to consult a certified marine technician. DIY is possible but should always be done with care to avoid costly mistakes.

Where can I buy the Volvo Penta Dual Rear Stainless Steel Propeller?

You can purchase it directly from allboatsupplies.com. The product listing provides full specifications, warranty details, and installation support. Use the discount code WELCOME5 for 5% off your first order. For fast support or expert recommendations, simply drop your query in the chat window on the website. The support team usually responds in under 30 minutes!

Conclusion

The Volvo Penta Dual Rear Stainless Steel (13.9 x 23″) Solas RH Propeller, 8551-139-23 offers the ultimate in marine propulsion reliability and performance. From improved handling to long-lasting durability, it’s a smart upgrade for boaters who demand the best. With a stainless steel build and precision-engineered design, it’s tailored for serious marine applications. Don’t compromise your boating experience — invest in power, control, and peace of mind.

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