Description
Express Mach3 OS - Left Hand - Stainless Steel Propeller - OS-1621-L - 3-Blade - 15.6" x 21 Pitch
The Express Mach3 OS Series of Stainless Steel Propellers are the next step in the evolution of our very popular larger diameter VO series. Our Engineers and Propeller Experts made improvements to the cup, leading and trailing edges, and the aggressive progressive rake and blade geometry that are Turning Point hallmarks. These modifications have produced a propeller with excellent hole shot, impressive bow lift, and class leading cornering.
The Express Mach3 OS is perfectly matched to large horsepower bay boats, offshore center consoles, and high horsepower pontoons/tri-toons. It will fit all 90hp and larger 4.75" gearcase outboards from all engine manufacturers, and Mercury Alpha One and Bravo One, and Volvo Penta SX sterndrives. Large diameter three blade propellers offer great mid-range fuel economy in many applications. Whether you are looking to maximize your time on the water, extend your cruise range, or just stretch your fuel dollars, the Express Mach3 OS is a great choice to get the most out of your boat.
Proprietary Stainless Steel, TP17
Formulated to meet the exacting requirements of the New Express Mach3 and Mach4 designs. 20% higher chromium content than the competition - more shine, better corrosion resistance. Almost 250% Stronger and 5X more durable than run-of-the-mill stainless steel. This new material allows Turning Point's Engineers and Designers the freedom to produce radical new designs that will help you wring the most performance out of your boat.
Large Free Flowing Exhaust Ports
Turning Point's Propeller Housings have massive Exhaust flow pathways. Their Propellers have 40% more exhaust flow Area versus competitive product. More exhaust flow and less backpressure can generate more horsepower. Like headers for your boat.
Turning Point manufactures Express propellers to fit 9.9(bigfoot)-300+hp Evinrude, Force, Honda, Johnson, Mariner, Mercruiser, Mercury, Nissan, OMC, Parsun, Suzuki, Tohatsu, Volvo Penta, and Yamaha Outboards and Sterndrives. Choose one of our Lifetime Warranty MasterGuard Installation Kits to fit your engine, then choose the propeller that matches your boating requirements. There are 3 and 4 blade, left and right rotation prop models with a variety of diameter and pitch options available for almost all boat types. Turning Point's Props Run Faster, Pull Harder, and Handle Better.
Note: A Hub Kit is required for installation of this propeller. See the Turning Point Selection Chart or the Prop Wizard for hub kit selection.
WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
The Turning Point Propellers Express Mach3 OS Series offers a high-performance solution for large horsepower bay boats, offshore center consoles, and high-powered pontoons or tri-toons. Crafted from proprietary stainless steel with a 20% higher chromium content, this propeller provides superior corrosion resistance, a brilliant shine, and exceptional strength, making it almost 250% stronger and five times more durable than standard stainless steel options. Its advanced blade geometry, featuring an aggressive rake and optimized cup, enhances hole shot, bow lift, and cornering, delivering an exhilarating boating experience.
Designed to fit all 90hp and larger 4.75-inch gearcase outboards from all major manufacturers, including Mercury Alpha One, Bravo One, and Volvo Penta SX sterndrives, the 15.6-inch diameter, 3-blade propeller maximizes mid-range fuel economy while providing impressive acceleration and top-end performance. Its large exhaust ports facilitate 40% more exhaust flow compared to competitors, reducing backpressure and generating additional horsepower—similar to high-performance headers for your boat. This design ensures optimal power delivery and efficiency across various marine applications.
Manufactured with Turning Point’s innovative engineering, the Express Mach3 OS's design allows for radical performance enhancements, making it ideal for boaters seeking maximum speed, better handling, and extended cruising. To install, a hub kit compatible with your engine is required—see the Turning Point selection chart or Prop Wizard for proper fitment. Available with various rotation and blade configurations, these propellers are built to run faster, pull harder, and handle better, ensuring you get the most out of your vessel. Protect your investment by choosing one of our Lifetime Warranty MasterGuard Installation Kits for a seamless fit and maximum performance.
Features:
- High-performance stainless steel construction with 20% higher chromium content for increased corrosion resistance and durability
- Optimized blade geometry with aggressive rake and enhanced cup for improved hole shot, bow lift, and cornering
- Massive exhaust flow ports providing 40% more exhaust flow area, reducing backpressure and increasing horsepower
- Designed to fit all 90hp and larger 4.75-inch gearcase outboards and sterndrives from major brands
- Available with various rotation and blade configurations for tailored performance
Details
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