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Solas 9511-143-21 Rubex 3-Blade Aluminum Propeller 14.3 x 21 RH

Manufacturer

Solas

<h3>Precision Marine Engineering Since 1985</h3> <p>Founded in 1985 by Dr. Solas Y.J. Lin, Solas has built a global reputation for excellence in marine propulsion technology and related components. The company has elevated itself to become the world's largest manufacturer of propellers and impellers, with operations based in Taiwan's Taichung Industrial Park. What began as a specialized propulsion company has evolved into a comprehensive supplier of marine and automotive components, all unified by a commitment to precision engineering and rigorous quality control.</p> <p>The foundation of Solas's success lies in advanced manufacturing capabilities. With CAD, CAM, and CAE capabilities, the company continues to develop high-performance products that meet the demanding requirements of marine and automotive applications. Each component undergoes strict quality testing to ensure reliability in harsh operating environments, from saltwater exposure to extreme temperatures and continuous mechanical stress.</p> <h3>Engine Cooling Systems and Critical Components</h3> <p>Among the most critical systems in any marine or automotive application is proper engine cooling. Solas's expertise extends to comprehensive <a href="/5584-solas-engine-cooling-pumps-accessories-200368">engine cooling pumps and accessories</a> that maintain optimal operating temperatures under demanding conditions. These components are engineered with corrosion-resistant materials and precision tolerances to deliver consistent coolant flow, preventing overheating and extending engine life. Whether for high-performance marine engines or automotive applications, proper cooling system maintenance begins with reliable pump assemblies and supporting hardware.</p> <p>Beyond cooling systems, Solas offers specialized components including <a href="/5584-solas-hvac-cut-off-switch-4209">HVAC cut-off switches</a> that provide critical safety and control functions in climate management systems, and precision-engineered <a href="/5584-solas-wheel-7644">wheels</a> designed for durability and proper fitment. The company's attention to material selection ensures that components like <a href="/5584-solas-engine-piston-ring-5640">engine piston rings</a> maintain proper compression and oil control throughout their service life.</p> <h3>Professional-Grade Tools and Accessories</h3> <p>Maintaining complex marine and automotive systems requires quality tools. Solas's <a href="/5584-solas-socket-set-17116">socket sets</a> are designed for professional technicians and serious DIY enthusiasts who demand precision and durability. These tool systems reflect the same engineering philosophy that guides the company's propulsion products: build it right, build it to last, and ensure it performs when it matters most.</p> <h3>Manufacturing Excellence and Global Trust</h3> <p>Located in Taiwan, Solas combines world-class research and design, highly skilled workers, cost-effective material sourcing, and a technologically advanced manufacturing facility to deliver components that meet or exceed original equipment specifications. Solas has become the most well-known and trusted name in outboard and stern drive propellers, a reputation earned through decades of consistent quality and innovation. This same dedication to excellence extends across the company's entire product portfolio, from high-performance marine components to automotive replacement parts.</p> <p>For professionals and enthusiasts seeking reliable replacement parts and performance upgrades, Solas represents a brand that understands the engineering challenges of demanding applications. Each component is designed not just to fit, but to perform reliably over extended service intervals, making Solas a trusted choice for critical repairs and system upgrades.</p>

Part Number

9511-143-21
05/08/2036 7:48 PM
Sale Price

$95.14

In Stock (10+)

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Usually delivered within 2 days

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Live-in-stock inventory

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Fitment guaranteed

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Product Details

The Solas Rubex 3 aluminum propeller delivers outstanding acceleration and top speed performance for both 2-stroke and 4-stroke outboard and sterndrive applications. Featuring a 14.3-inch diameter with 21-inch pitch in a right-hand rotation, this 3-blade propeller is engineered to maximize your boat's potential.

Advanced Squeeze Cast Construction:

Manufactured using Solas' exclusive squeeze casting process, this propeller features significantly reduced porosity compared to traditional die-cast aluminum props. This advanced technique allows for thinner, sharper blade profiles that deliver superior efficiency while maintaining exceptional strength and durability.

Key Features:

  • 14.3-inch diameter x 21-inch pitch, right-hand rotation
  • 3-blade aluminum construction with wide blade design optimized for 4-stroke engines
  • Exclusive squeeze cast process creates stronger, non-porous blades
  • 4-layer baked paint finish ensures excellent anti-corrosion performance
  • Interchangeable rubber hub system (RBX hub kit required, sold separately)
  • Compatible with Mercury Flo-Torq and Michigan Vortex hub systems
  • Fits Mercury, Mercruiser, and other major outboard and sterndrive applications

Interchangeable Hub System:

This propeller requires a separate Rubex RBX hub kit for installation. The rubber hub design eliminates chatter and vibration while absorbing shock from impacts and gear shifts, protecting your lower unit components. Hub kits are application-specific based on your engine's spline configuration and gearcase size.

Performance Benefits:

The Rubex 3's thinner blade profile reduces drag while the squeeze cast construction maintains structural integrity under demanding conditions. Wide blade design provides excellent water grip for quick hole shots and strong midrange acceleration, while maintaining impressive top-end speed capabilities.

Note: RBX hub kit sold separately. Consult application charts or visit rubexprops.com to determine the correct hub kit for your specific engine application.

Products specifications

Application

115 HP & Up 4-3/4" Gearcase

Diameter

14.3"

Hub

RBX E-Series

Manufacturer Part Number

9511-143-21

Model

RUBEX 3

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