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Solas 3551-145-21 HR Titan Stainless Steel 3-Blade Propeller for Yamaha

Manufacturer

Solas

<h3>About Solas Science &amp; Engineering</h3><p><strong>Solas Science &amp; Engineering Co., Ltd.</strong> has been a defining force in marine propulsion since its founding in 1985 by Dr. Solas Y.J. Lin. Headquartered in Taichung, Taiwan, the company has grown from a focused propeller manufacturer into one of the most recognized names in the global marine industry. Today, Solas is widely regarded as a world leader in the design and manufacture of propellers for outboard and stern drive engines, as well as impellers and pump systems for personal watercraft (PWC) and jet boats.</p><p>What sets Solas apart is a relentless commitment to engineering quality at every stage of production. Solas propellers are crafted using two distinct advanced processes: investment casting for stainless steel models and squeeze casting for aluminum models — techniques that deliver superior material density, corrosion resistance, and blade precision. Solas aluminum propellers also feature multiple paint layers for enhanced anti-corrosion protection, far exceeding industry-standard finishing. Stainless steel models are formulated with high levels of molybdenum, nickel, and chrome for exceptional hardness and durability in harsh saltwater environments.</p><h3>Engineering Excellence Across Every Product Line</h3><p>Solas operates a fully integrated research and development facility in Taiwan, employing CAD, CAM, and CAE technologies to continuously refine its product designs. Every propeller and impeller goes through extensive testing — including salt fog testing and simulated field use — before entering mass production. This dedication to verifiable quality is why marine technicians and boating enthusiasts around the world consistently turn to Solas when performance and reliability matter most.</p><p>Beyond boat propellers, Solas has developed a comprehensive lineup of <a href="/5584-solas-impellers-200573">PWC impellers</a> sold under well-known series names such as the Concord, Dynafly, X-Prop, and Super Camber. These impellers are engineered to boost thrust, reduce cavitation, and improve acceleration for Sea-Doo, Yamaha, Kawasaki, and other popular watercraft platforms. Complementing these are complete <a href="/5584-solas-engine-cooling-pumps-accessories-200368">engine cooling pumps and accessories</a> — including full jet pump assemblies — developed using modern hydrodynamics principles and tested by Solas&apos;s own PWC racing team.</p><p>For boaters who want to fine-tune their setup, Solas also offers an extensive selection of <a href="/5584-solas-propeller-parts-accessories-200817">propeller parts and accessories</a>, from hardware kits to interchangeable hub systems, making it easy to adapt props to different engines or service an existing prop without replacing the entire unit.</p><h3>Why Boaters Trust Solas</h3><ul style="list-style:disc"><li>Decades of marine engineering expertise founded on precision manufacturing</li><li>Wide range of stainless steel and aluminum propeller options for outboard and stern drive engines</li><li>Purpose-built PWC impeller series for leading watercraft brands including Sea-Doo, Yamaha, and Kawasaki</li><li>Advanced casting technologies for superior material integrity and corrosion resistance</li><li>Comprehensive propeller accessories that simplify maintenance and hub customization</li><li>Rigorous quality controls including real-world field testing and salt fog exposure trials</li></ul><p>Whether you&apos;re replacing a worn-out prop on a fishing boat, looking to extract more speed from your jet ski, or rebuilding a cooling system component, Solas delivers the engineering depth and product breadth to get the job done right.</p>

Part Number

3551-145-21
09/14/2036 6:28 AM
Sale Price

$422.87

In Stock (8)

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Product Details

The Solas HR Titan 3551-145-21 is a high-performance stainless steel propeller engineered for Yamaha outboard motors. Designed for high-speed planing hulls, this 3-blade propeller delivers exceptional acceleration and top speed while maintaining precise control in demanding conditions.

Key Features:

  • Premium stainless steel construction for durability and corrosion resistance
  • High rake blade design provides excellent bow lift for improved performance
  • Cupped blade design increases bite and reduces slippage for better hole shot
  • Traditional rubber hub absorbs impact and protects drivetrain components
  • Optimized for high-speed planing hulls seeking maximum performance
  • 14.5-inch diameter with 21-inch pitch configuration

The HR Titan series combines advanced blade geometry with quality materials to deliver reliable performance across a wide range of applications. The high rake design helps get boats on plane faster while the cupped edges maintain solid grip in all conditions. Whether you're looking to improve top speed or enhance overall acceleration, this propeller offers an excellent balance of performance characteristics.

Products specifications

Diameter

14.5

Manufacturer Part Number

3551-145-21

Pitch

21

Rotation

RH

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