Description
Turning Point Mach3 OS Stainless Propeller | Boat Supply Store
Maximize performance on your large horsepower vessel with the Turning Point Express Mach3 OS propeller, engineered for aggressive acceleration and superior handling. Its advanced 3-blade design features a 15.625" diameter and 13" pitch, optimized with an aggressive rake and proprietary TP17™ stainless steel for enhanced durability and increased horsepower potential. The significant improvement in exhaust flow, boasting 40% more area than competitors, directly translates to greater efficiency for bay boats, offshore center consoles, and high-horsepower pontoons operating in demanding marine environments.
Key Features
- Aggressive progressive rake and blade geometry for superior acceleration and bow lift.
- Improved cup, leading, and trailing edges for optimized water flow and reduced ventilation.
- Proprietary TP17™ Stainless Steel construction offers 20% higher chromium, 250% stronger, and 5X more durable than standard stainless steel.
- Large free-flowing exhaust ports provide 40% more exhaust flow area, maximizing horsepower output.
- Designed for exceptional hole shot and impressive bow lift.
- Class-leading cornering ability for precise control during aggressive maneuvers.
- Left-hand rotation for counter-rotating engine applications or specific hull designs.
- 3-Blade configuration offers a balance of speed and acceleration.
Specifications
| Product Specifications | |
|---|---|
| Rotation | Left Hand |
| Blades | 3 |
| Material | Proprietary TP17™ Stainless Steel |
| Diameter | 15.625" |
| Pitch | 13" |
| Gearcase Compatibility | 90hp+ Outboards (4.75" gearcase), Mercury Alpha One/Bravo One, Volvo Penta SX sterndrives |
| Exhaust Flow Area | 40% more than competitors |
Who This Is For
Owners of large horsepower bay boats, offshore center consoles, and high horsepower pontoons/tri-toons with 90hp and larger 4.75" gearcase outboards, as well as Mercury® Alpha One™ and Bravo One™, and Volvo® Penta® SX sterndrives. This propeller is ideal for boaters seeking to maximize performance, fuel economy, and handling characteristics for spirited operation.
How It Compares
| Feature | Turning Point Mach3 OS Stainless Propeller | Mercury MiragePlus 3 |
|---|---|---|
| Rotation | Left Hand | Right Hand |
| Diameter | 15.625" | 14.5", 15.25" |
| Pitch | 13" | — |
| Blades | 3 | 3, 4 |
| Material | Proprietary TP17™ Stainless Steel | Stainless Steel |
| Exhaust Flow | 40% more area than competitors | Typically less capable |
Common Concerns Answered
How do I ensure I select the correct hub kit for my engine?
Selecting the correct hub kit is critical for proper propeller function and longevity. Refer to the Turning Point Propellers selection guide at https://www.turningpointpropellers.com/support/propeller-selection-guide/ or consult with a marine specialist to match the hub kit precisely to your engine's make, model, and year.
What causes propeller vibration after installation?
Propeller vibration typically stems from improper balancing or installation. Ensure the propeller is correctly seated on the shaft, the thrust washer and nut are torqued to manufacturer specifications, and consider having the propeller balanced by a professional if vibration persists.
Is this propeller compatible with my specific engine or sterndrive?
This propeller is compatible with 90hp and larger 4.75" gearcase outboards, as well as Mercury® Alpha One™ and Bravo One™, and Volvo® Penta® SX sterndrives. Always verify your specific engine and gearcase specifications against the compatibility list and the manufacturer's recommendations.
Frequently Asked Questions
What type of boats is the Turning Point Express Mach3 OS propeller designed for?
The Turning Point Express Mach3 OS propeller is engineered for high-performance applications on large horsepower bay boats, offshore center consoles, and high-horsepower pontoons/tri-toons, delivering superior performance in demanding marine conditions.
What engine sizes and sterndrives is this propeller compatible with?
This propeller is compatible with outboard engines of 90hp and larger with a 4.75" gearcase, as well as Mercury® Alpha One™ and Bravo One™, and Volvo® Penta® SX sterndrives.
What makes the TP17™ stainless steel material superior?
TP17™ stainless steel offers significant advantages, featuring 20% higher chromium content for enhanced corrosion resistance, a 250% increase in strength for greater durability, and is 5 times more durable than standard stainless steel alloys.
How does the large free-flowing exhaust port design benefit performance?
The large free-flowing exhaust ports increase exhaust flow area by 40% compared to competitors, which directly contributes to increased horsepower utilization and improved engine efficiency under load.
Is a hub kit required for installation, and how do I select the correct one?
Yes, a hub kit is mandatory for the installation of the Turning Point Express Mach3 OS propeller. Proper selection is crucial and depends on your specific engine or sterndrive; always consult the manufacturer's guide or a marine professional for the correct fitment.
