Lexor – Yamaha (15 x 21″) Solas RH Propeller, 3571-150-21

Introduction
The Lexor – Yamaha (15 x 21″) Solas RH Propeller, 3571-150-21 is engineered to deliver top-tier performance, durability, and reliability for marine engines. Specifically designed for Yamaha outboards, this right-hand stainless steel propeller is a standout choice for boaters who demand high thrust, better fuel economy, and maximum corrosion resistance. Whether you’re fishing, cruising, or enjoying recreational water sports, this Yamaha 15×21 propeller marine solution ensures smooth handling, precision control, and power you can trust.
This product falls under the elite category of DM|Propulsion > Propellers > Outboard > Lexor|Propulsion > Propeller stainless Steel Propellers, showcasing its premium position in the marine propulsion market.
Overview / What Is Lexor Yamaha 15×21 Propeller
The Lexor Yamaha 15×21 propeller is a precision-engineered stainless steel right-hand rotation prop designed for high-performance Yamaha outboards. It features a 15-inch diameter and 21-inch pitch, optimized to deliver a perfect balance of speed, fuel efficiency, and torque for boats that require agile handling and robust output. Made by Solas, a trusted brand in marine propulsion, this propeller provides an upgrade over stock aluminum props, especially in challenging marine environments.
Stainless steel construction offers enhanced durability and protection from saltwater corrosion, while the finely balanced blades ensure smoother rides and reduced cavitation. Whether you’re pushing a center console, bass boat, or offshore cruiser, this Yamaha 15×21 propeller marine accessory is built to outperform in every condition.
Top Benefits of the Yamaha 15×21 Propeller
Boaters often struggle to find a propeller that fits both performance and longevity criteria. The Lexor Solas RH 3571-150-21 solves that with cutting-edge features tailored for Yamaha engines:
- Enhanced Performance: Provides excellent hole shot and top-end speed.
- Durable Build: Marine-grade stainless steel resists salt, sand, and damage.
- Optimized Pitch: 21-inch pitch ensures smoother RPM and fuel efficiency.
- Right-Hand Rotation: Ideal for standard Yamaha setups.
- Precision Fit: Easy installation on most Yamaha outboards (verify your engine model compatibility).
These features make it one of the best Yamaha 15×21 propeller options in the marine industry.
How to Install the Lexor Yamaha 15×21 Propeller
Proper installation is key to maximizing the benefits of the Lexor Solas RH propeller. Here’s a step-by-step guide:
- Place the engine in neutral and remove the ignition key.
- Remove the cotter pin, nut, and thrust washer from the old propeller.
- Slide off the old prop and inspect the shaft for wear or fishing line.
- Apply marine grease to the shaft.
- Slide the Lexor propeller onto the shaft, aligning with the splines.
- Reinstall the thrust washer, prop nut, and secure with a new cotter pin.
Always refer to your outboard manufacturer’s manual for torque specifications and safety tips.
Maintenance Tips
Maintaining your Yamaha 15×21 propeller marine unit ensures long life and consistent performance. Here are a few practical maintenance steps:
- Inspect Regularly: Check for dings, cracks, or bent blades after each trip.
- Clean Thoroughly: Rinse with fresh water to remove salt and debris.
- Lubricate the Shaft: Use marine grease on the shaft during installation or inspection.
- Check for Fishing Line: Line wrapped around the shaft can damage the seal and gearbox.
Implementing these simple Yamaha 15×21 propeller maintenance tips can save you from expensive repairs and poor performance on the water.
Choosing the Right Pitch for Your Boat
The 21-inch pitch of this Lexor propeller is ideal for boaters who want a balance of acceleration and top-end speed. But is it right for your vessel?
If your engine exceeds recommended RPMs, a higher pitch like 21″ may help reduce engine strain. Conversely, if you’re struggling with hole shot or pulling skiers, a lower pitch may be preferable. Always test-run your propeller and monitor RPMs to find your ideal setup.
Expert Advice and Pro Recommendations
Marine pros often recommend stainless steel propellers like the Lexor 15×21 for serious boaters. Why? Because they hold their shape under pressure, last longer, and offer better mid-range performance. This model is compatible with a wide range of Yamaha outboards — from F150 to F250 series.
For anglers, it’s a dream: better throttle response during casting drift. For speed junkies, it offers tight cornering and max thrust. For families cruising on weekends, fuel economy and reduced vibration make the trip smoother.
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Lexor – Yamaha (15 x 21″) Solas RH Propeller, 3571-150-21
Detailed FAQ Section
Is the Lexor Yamaha 15×21 Propeller compatible with all Yamaha outboards?
While the Lexor Yamaha 15×21 propeller marine model is compatible with many Yamaha outboards (including F150, F200, and F225 series), it’s important to check your engine’s shaft diameter and rotation direction. This specific propeller features right-hand rotation, which is standard in most setups. If you’re unsure, consult your engine’s documentation or contact a marine expert before purchase.
What are the benefits of stainless steel over aluminum propellers?
Stainless steel propellers like this Lexor model offer superior durability, resistance to corrosion, and performance compared to aluminum props. While aluminum props are more affordable, they tend to bend or break more easily when they hit underwater debris. Stainless steel, on the other hand, retains blade shape under load, improving performance, handling, and fuel economy over the long term.
How often should I inspect or replace my propeller?
It’s a good practice to inspect your Yamaha 15×21 propeller after every trip, especially if you operate in shallow or debris-laden waters. Look for dents, cracks, or any sign of imbalance. Replace the propeller if there’s any major deformation or if performance has degraded significantly. For most boaters, a well-maintained stainless steel prop can last many years.
How do I know if my current pitch is too high or too low?
If your engine’s RPM is too low at full throttle, your pitch might be too high. Conversely, if you’re exceeding the recommended RPMs, the pitch may be too low. The Lexor 15×21 strikes a great middle ground, offering improved top-end speed and efficiency. Ideally, your engine should run within the manufacturer’s RPM range at wide-open throttle with a typical load.
Can I install the Lexor propeller myself, or do I need a professional?
Yes, installing this Yamaha 15×21 propeller marine model is relatively straightforward and can be done with basic tools. However, if you’re unfamiliar with marine propulsion systems, it’s wise to consult a professional or watch instructional videos before attempting DIY installation. Be sure to use marine-grade grease and torque the prop nut as per specifications to avoid damage.
Conclusion
The Lexor – Yamaha (15 x 21″) Solas RH Propeller, 3571-150-21 is a high-quality investment for serious boaters looking to enhance their vessel’s performance and reliability. With stainless steel durability, efficient pitch design, and Yamaha compatibility, this propeller offers unmatched value for cruising, fishing, and speed-focused watercraft.
Don’t settle for average when you can equip your boat with the best Yamaha 15×21 propeller marine solution available today.
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For more helpful marine maintenance guides, check out our article on Lexor – Yamaha (15.25 x 19″) Solas RH Propeller, 3571-153-19.