New Saturn – Mercury (11.4 x 12″) Solas RH Propeller, 5331-114-12

Introduction
The Solas RH propeller marine line stands as a symbol of reliability and superior engineering, designed specifically for boaters who demand long-lasting performance and precision. One such model gaining popularity is the New Saturn – Mercury (11.4 x 12″) Solas RH Propeller, 5331-114-12. Built with high-quality stainless steel, this right-hand propeller fits various Mercury outboard engines and is optimized for smooth handling, fuel efficiency, and impressive acceleration. Whether you’re fishing, cruising, or navigating coastal waters, this propeller ensures exceptional thrust and low vibration at all speeds.
In this detailed review, we’ll explore everything about the 5331-114-12 model—from key features and compatibility to expert insights, maintenance tips, FAQs, and buying guidance. If you’re searching for the best Solas RH propeller marine option for your Mercury outboard, you’re in the right place.
Overview / What Is the Solas RH Propeller Marine?
The Solas RH Propeller with dimensions 11.4 x 12 inches is part of the renowned New Saturn series—built for outboard engines and engineered using corrosion-resistant stainless steel. The 5331-114-12 model is a right-hand rotation propeller, featuring three blades and precision-cast geometry that enhances grip, reduces cavitation, and promotes efficient fuel use.
It is compatible with a variety of Mercury outboards, especially within the mid-range horsepower spectrum. Whether you’re upgrading from an aluminum propeller or switching to Solas for the first time, this unit ensures dependable operation under diverse marine conditions. Its balanced design improves holeshot, midrange efficiency, and top-end speed—all while ensuring smooth engine performance.
Key Features of Solas 5331-114-12 Stainless Steel Propeller
The performance of this propeller is rooted in Solas’ proprietary forging and heat-treatment processes. Below are standout features that make this a best-in-class Solas RH propeller marine option:
- Material: High-performance stainless steel for durability and corrosion resistance.
- Diameter & Pitch: 11.4″ diameter and 12″ pitch—ideal for Mercury outboards in the 25–70 HP range.
- Design: 3-blade, right-hand rotation for balanced performance and minimal vibration.
- Fuel Efficiency: Blade curvature optimized to reduce drag and maximize thrust.
- Durability: Stronger than aluminum alternatives—built to endure impacts and tough water conditions.
In addition, Solas uses precision balancing during manufacturing, which reduces wear on the engine and increases overall boating comfort.
How to Install the Solas 11.4 x 12 RH Propeller on Mercury Outboards
Installing this Solas propeller on your Mercury outboard is a straightforward process. You’ll need a prop wrench, marine-grade grease, and potentially a hub kit if not already installed. Here are the basic steps:
- Use a prop wrench to remove the old propeller and thrust washer.
- Clean the shaft and apply marine grease to prevent corrosion and ease future removal.
- Slide the Solas propeller onto the shaft, ensuring the hub and splines align properly.
- Secure the prop using the provided hardware—washer, nut, and cotter pin (if applicable).
- Spin the prop by hand to ensure it’s seated evenly and free of obstruction.
Note: Always consult your engine manual or a professional marine mechanic for brand-specific torque specs and hardware compatibility.
Performance Benefits: Why Choose Solas RH Propeller for Marine Use
The 5331-114-12 model is built not just for speed but also for resilience and precise control. Here’s why it’s a top choice:
- Improved Holeshot: Fast acceleration from a dead stop, even with loaded boats.
- Smooth Throttle Response: Blade geometry designed to eliminate engine strain.
- Saltwater Resistant: Polished stainless steel resists corrosion in brackish and saltwater environments.
- Quiet Operation: Reduced cavitation and propeller noise, ideal for recreational boating.
Compared to OEM and many aftermarket options, Solas propellers consistently outperform in both endurance tests and real-world usage.
Maintenance Tips
Like any marine component, regular maintenance ensures your Solas RH propeller remains in peak condition. Follow these essential maintenance tips:
- Inspect Blades: Check for dings, cracks, or bends before and after each boating trip.
- Clean Regularly: Rinse with fresh water after saltwater use to prevent buildup and corrosion.
- Lubricate Shaft: Apply marine grease every time you reinstall or remove the propeller.
- Monitor Hub Integrity: Look for signs of hub slipping—if RPMs increase without speed gain, replace it.
Pro tip: carry a spare propeller on board. Even a minor propeller issue mid-trip can leave you stranded.
Expert Advice and Pro Recommendations
Our marine experts recommend the New Saturn – Mercury (11.4 x 12″) Solas RH Propeller, 5331-114-12 for boaters seeking a balance of performance, fuel savings, and long-term value. The stainless steel design means fewer replacements, reduced maintenance, and better resale value.
Always ensure you’re running the correct pitch and diameter for your engine’s horsepower and boat weight. This propeller is ideal for mid-range Mercury outboards used in fishing boats, pontoons, and bay boats.
Buy now: New Saturn – Mercury (11.4 x 12″) Solas RH Propeller, 5331-114-12 and use code WELCOME5 at checkout for 5% off your order.
Detailed FAQ Section
What engines are compatible with the Solas 5331-114-12 RH propeller?
The Solas 5331-114-12 is designed to fit most mid-range Mercury outboard engines, particularly those between 25 HP and 70 HP. It’s compatible with models using a 13-spline shaft and standard rotation. To ensure compatibility, always confirm your outboard’s shaft specifications, rotation direction, and horsepower rating. If in doubt, check with Solas’ compatibility chart or consult a professional marine mechanic. This model is often used on small fishing boats, pontoon vessels, and bay boats requiring high torque and acceleration.
Is stainless steel better than aluminum for marine propellers?
Yes, stainless steel propellers like the Solas 5331-114-12 offer better durability, resistance to corrosion, and improved performance compared to aluminum props. While aluminum is lighter and cheaper, stainless steel maintains shape under stress, allowing better hydrodynamic performance. This means smoother rides, better holeshot, and enhanced fuel economy. Though slightly more expensive, stainless steel props are an investment in longevity and reliable marine operation.
How do I know if my Solas propeller is the correct pitch?
Pitch refers to the distance your propeller would move in one full rotation if there were no slippage. The 12″ pitch on this Solas propeller is optimal for mid-range Mercury engines that prioritize a balance between acceleration and top speed. If your boat is under-revving (low RPM), you may need a lower pitch. If over-revving, opt for a higher pitch. Use a tachometer while testing to check your WOT (wide open throttle) RPM against your engine’s recommended range.
Can I install the Solas RH propeller myself?
Yes, most boat owners can install the Solas RH propeller at home using basic tools like a prop wrench and marine grease. Installation involves removing the cotter pin and nut, sliding off the old prop, greasing the shaft, and installing the new one with appropriate washers. Still, you must follow Mercury’s OEM torque specs and use the correct hub kit if necessary. If you’re not comfortable, consider professional installation to avoid improper fit or damage.
How long does the Solas stainless steel propeller last?
With proper care and usage, a Solas stainless steel propeller like the 5331-114-12 can last 5 to 10 years or longer. Factors affecting longevity include frequency of use, water type (salt or freshwater), and maintenance habits. Regularly inspecting the blades, greasing the shaft, and rinsing after saltwater use will extend the lifespan significantly. It’s also less prone to wear compared to aluminum props, making it an ideal long-term marine investment.
Conclusion
If you’re in the market for a reliable, high-performance, and durable propeller for your Mercury outboard, the Solas RH propeller marine model 5331-114-12 is a top-tier option. Its 11.4” diameter and 12” pitch are ideal for balanced cruising and speed, while its stainless steel construction ensures long-term value. Whether you’re upgrading or replacing, this propeller delivers consistent, vibration-free boating and increased fuel efficiency. Don’t wait—make your boating experience smoother and more powerful today.
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