Description
Turning Point Mach3 EX-1421 Stainless Propeller | Boat Supply Store
Engineered for boaters demanding peak propulsion, this 3-blade, right-hand rotation stainless steel propeller utilizes an advanced TP17™ alloy, boasting 20% higher chromium for exceptional corrosion resistance and durability. With aggressive pitch angles and a radical design, it optimizes for maximum speed and acceleration, featuring large, free-flowing exhaust ports that offer 40% more area than competitors for increased horsepower utilization. Ideal for performance-oriented owners of Evinrude, Mercury, Yamaha, and other sterndrive/outboard applications seeking to elevate their vessel's responsiveness on the water.
Key Features
- Achieve maximum speed and acceleration with aggressive pitch angles and radical blade design.
- Experience superior handling and grip due to sharp cup profiles.
- Benefit from enhanced shine and corrosion resistance with proprietary TP17™ stainless steel (20% higher chromium).
- Enjoy unrivaled durability; TP17™ material is ~250% stronger than standard stainless steel.
- Gain increased horsepower efficiency via large, free-flowing exhaust ports (40% greater area).
- Ensure optimal fitment across a wide range of major outboard and sterndrive brands.
- Maintain consistent performance with a precisely engineered 14.25" diameter and 21" pitch.
- Invest in long-term value with a propeller designed for longevity and performance.
Specifications
| Product Specifications | |
|---|---|
| Blade Count | 3-Blade |
| Rotation | Right Hand |
| Material | Stainless Steel |
| Diameter | 14.25" |
| Pitch | 21" |
| Model | EX-1421 |
| MPN | 31502112 |
| Proprietary Material | TP17™ Stainless Steel |
| Exhaust Flow Area | 40% more than competitive product |
Who This Is For
Performance-focused boaters aiming to extract maximum speed, acceleration, and refined handling from their outboard or sterndrive powerplants. This propeller is particularly advantageous for those upgrading from aluminum or earlier generation stainless steel units.
How It Compares
| Feature | Turning Point Mach3 EX-1421 Stainless Propeller | Mercury Mirage Plus 14.25 x 21 |
|---|---|---|
| Blade Count | 3 | 3 |
| Diameter | 14.25" | 14.25" |
| Pitch | 21" | — |
| Material | Proprietary TP17™ Stainless Steel | X7 Stainless Steel |
| Exhaust Flow Area | 40% more than competitive product | Typically less capable |
Common Concerns Answered
Why is a separate hub kit required for the Turning Point Express Mach3 propeller?
A separate MasterGuard Installation Kit is required to ensure precise, vibration-dampened engagement with your specific outboard or sterndrive model, optimizing power transfer and propeller longevity. This modular approach allows for universal fitment across numerous engine manufacturers.
Is the initial cost of a premium stainless steel propeller like the Mach3 worth the investment?
Customer sentiment overwhelmingly indicates a significant return on investment through dramatic improvements in speed, acceleration, and handling, often leading to perceived fuel economy gains and a more engaging boating experience, justifying the premium material and advanced design.
What is the typical customer feedback regarding the performance gains from this propeller?
Users consistently report substantial increases in top-end speed, quicker planing times, and improved throttle response. Many describe it as the most impactful performance upgrade they've made to their vessel, citing enhanced control in various water conditions.
Frequently Asked Questions
What is the primary benefit of upgrading to a Turning Point Express Mach3 propeller?
The primary benefit is a significant enhancement in boat performance, characterized by increased speed, faster acceleration, and superior handling, directly attributable to its advanced blade geometry, proprietary stainless steel alloy, and optimized exhaust flow design.
What type of boat performance does the Turning Point Express Mach3 propeller excel at?
This propeller excels at maximizing top-end speed and acceleration, making it ideal for performance-oriented applications such as runabouts, performance ski/wake boats, and offshore cruisers where responsiveness and velocity are paramount.
What is the material composition of the Turning Point Express Mach3 propeller?
The propeller is constructed from Turning Point's proprietary TP17™ stainless steel alloy, which contains 20% higher chromium content than standard stainless steel, offering superior strength, hardness, and exceptional corrosion resistance.
Does the Turning Point Express Mach3 propeller require a hub kit?
Yes, the Turning Point Express Mach3 propeller requires a separate purchase of a compatible MasterGuard Installation Kit (hub kit) to ensure proper fitment and function with your specific outboard or sterndrive engine.
What is the warranty on the Turning Point Express Mach3 propeller?
Turning Point Propellers typically offers a limited warranty on their stainless steel propellers, covering defects in materials and workmanship. Specific warranty duration and terms should be verified with the manufacturer's documentation or our sales support.
