Turning Point Express Mach3 OS Left Hand Stainless Steel Propeller – 3-Blade, 15.625" x 13 Pitch for High Horsepower Outboards and Sterndrives

Express Mach3 OS - Left Hand - Stainless Steel Propeller - OS-1613-L - 3-Blade - 15.625" x 13 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 Express Mach3 OS Series stainless steel propeller is engineered for boaters seeking maximum performance from large horsepower engines. Designed for offshore center consoles, bay boats, and high-powered pontoons, this 3-blade propeller delivers excellent hole shot, impressive bow lift, and exceptional cornering capabilities. Its innovative design and advanced materials make it an ideal choice for maximizing fuel efficiency, extending cruising range, and improving overall boat handling. Perfectly compatible with all 90hp and larger 4.75-inch gearcase outboards, including Mercury Alpha One and Bravo One, Volvo Penta SX sterndrives, and engines from leading brands like Yamaha, Suzuki, Evinrude, and more, the Express Mach3 OS is built for performance and durability. The propeller’s unique geometry, featuring aggressive rake and improved blade edges, helps generate more horsepower by allowing better exhaust flow, reducing backpressure, and increasing acceleration. Crafted from proprietary TP17 stainless steel, which contains 20% more chromium for superior corrosion resistance and a surface that shines brighter and lasts longer, this propeller is nearly 250% stronger and five times more durable than standard stainless steel options. Its large, free-flowing exhaust ports further enhance performance by providing 40% more exhaust flow area, akin to high-performance headers for your boat. Whether you're looking to optimize mid-range fuel economy, boost top-end speed, or enhance overall handling, the Turning Point Express Mach3 OS propeller offers a reliable, high-performance solution. To ensure proper fit, a hub kit is required for installation, and the product is backed by Turning Point’s reputation for quality and innovative design. The propeller is designed to handle the rigorous demands of high-power marine applications, providing a significant upgrade over standard options for serious boaters who demand the best. With a focus on performance, durability, and efficiency, the Turning Point Express Mach3 OS propeller helps you get the most out of your boat with every outing.