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Solas 9451-139-21 Rubex HR3 Stainless Steel Propeller 13-7/8" x 21" RH 3-Blade

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

9451-139-21
06/04/2036 9:03 AM
Sale Price

$304.38

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Product Details

The Solas Rubex HR3 9451-139-21 is a high-performance stainless steel propeller designed for fast planing hulls that demand exceptional acceleration and top speed. This 3-blade propeller features a 13-7/8 inch diameter and 21-inch pitch with right-hand rotation, engineered using Solas' exclusive squeeze casting process for superior strength and durability.

Key Features:

  • High-rake blade design provides excellent bow lift for optimal performance
  • Cupped blade design increases bite and reduces slip for crisp acceleration
  • Rubex interchangeable hub system with no plastics to deteriorate
  • Hub deflects 10% for softer shifting and prop shaft shock absorption
  • High-polish stainless steel finish resists corrosion
  • 3-blade construction optimized for high-speed planing hulls
  • Compatible with multiple outboard and sterndrive applications

The Rubex HR3 propeller features Solas' proprietary rubber interchangeable hub system that eliminates chatter and vibration common in competitive hub systems. The hub will not spin in the propeller and is reusable if the propeller blade is damaged. Note: Hub kit sold separately and is application-specific (commonly requires RBX-102 hub kit for Mercury applications).

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