Description
13 1/4 X 17 A3r Prop *Ltd* | Boat Supply Store
Maximize engine output and planing efficiency with this precisely engineered aluminum propeller, featuring a 13 1/4-inch diameter and 17-inch pitch for optimal grip and thrust. Its A3r blade design is calibrated to reduce cavitation and enhance transfer of power, particularly beneficial for mid-range horsepower applications demanding responsive acceleration. This prop is ideal for recreational runabouts and bass boats operating in diverse Texas waterways, providing reliable performance across various water conditions.
Key Features
- Optimized Performance through specific A3r blade geometry.
- Enhanced Thrust generated by the 13 1/4" diameter.
- Efficient Cruising Speed achievable with a 17" pitch.
- Durable Aluminum Construction for marine environments.
- Reduced Cavitation for smoother operation and longer component life.
- Precise Fitment for compatible engine models.
- Direct Replacement Capability for specific OEM applications.
- Cost-Effective Upgrade for improved boating dynamics.
Specifications
| Product Specifications | |
|---|---|
| Diameter | 13 1/4" |
| Pitch | 17" |
| Blade Count | 3 |
| Material | Aluminum |
| Series | A3r |
Who This Is For
Boaters seeking a direct replacement or performance upgrade for specific outboard engines requiring a 13 1/4" x 17" pitch aluminum propeller. Ideal for owners of compatible runabouts and smaller sport boats prioritizing efficient acceleration and top-end speed.
How It Compares
| Feature | 13 1/4 X 17 A3r Prop *Ltd* | NONE |
|---|---|---|
| Diameter | 13 1/4 inches | Typically less capable |
| Pitch | 17 inches | Typically less capable |
| Blade Count | 3 | Typically less capable |
| Material | Aluminum | Typically less capable |
Common Concerns Answered
Will this propeller fit my outboard motor?
Verification of fitment is critical. Consult your outboard motor's service manual for the specified propeller diameter, pitch, and hub configuration. This propeller is designed for specific engine models that match these dimensions.
How does the A3r blade design impact performance?
The A3r blade geometry is engineered to optimize hydrodynamic efficiency, reducing drag and improving thrust. This translates to better acceleration and potentially higher top speeds compared to standard blade designs on compatible engines.
Is aluminum the best material for this propeller?
Aluminum offers a favorable balance of durability, weight, and cost for many boating applications. While stainless steel provides greater strength, aluminum is a robust choice for general recreational use and provides adequate performance for its intended applications.
Frequently Asked Questions
What is the recommended application for a 13 1/4" x 17" propeller?
This propeller size and pitch combination is typically suited for mid-range horsepower outboard engines (e.g., 90-150 HP) on boats requiring good acceleration and efficient cruising speeds, such as runabouts or smaller fishing boats.
How do I measure propeller pitch?
Propeller pitch is the theoretical distance the propeller would move forward in one revolution. It is usually expressed in inches (e.g., 17 inches).
What does 'A3r' signify in the propeller model?
'A3r' typically denotes a specific blade design or series from Michigan Wheel, indicating a particular aerodynamic and hydrodynamic profile optimized for certain performance characteristics.
Is this propeller a direct replacement for my original equipment manufacturer (OEM) prop?
This propeller is designed to meet or exceed OEM specifications for compatible engines. Always confirm the exact specifications required by your outboard motor's manual.
Can I use this propeller in saltwater environments?
Yes, aluminum propellers are generally suitable for saltwater use, though regular rinsing with fresh water after each use is recommended to maintain corrosion resistance and prolong the propeller's lifespan.
