Description
13x19 A3r Prop for Polaris Engines | Boat Supply Store
Engineered for optimal thrust and fuel efficiency, this 13x19 A3r propeller from Polaris Propeller USA is constructed from durable aluminum. It features a 13-inch diameter and a 19-inch pitch, providing superior planing and cruising speeds for your vessel. This prop is ideal for boats operating in moderate chop or for anglers seeking precise throttle response during slow trolling maneuvers on Lake Conroe.
Key Features
- Delivers robust thrust for efficient acceleration.
- Optimized 19-inch pitch for superior top-end speed.
- Durable aluminum construction for longevity.
- 13-inch diameter ensures broad application.
- A3r blade design for reduced vibration.
- Precision balanced for smooth operation.
- Corrosion-resistant finish for saltwater environments.
- Engineered for peak performance on Polaris engines.
Specifications
| Product Specifications | |
|---|---|
| Diameter | 13 inches |
| Pitch | 19 inches |
| Blade Count | 3 |
| Material | Aluminum |
| Design | A3r |
Who This Is For
This propeller is designed for boaters utilizing Polaris outboard engines seeking to maximize performance. It is particularly suited for those needing improved hole shot and cruising efficiency.
How It Compares
| Feature | 13x19 A3r Prop for Polaris Engines | Competitor |
|---|---|---|
| Diameter | 13 inches | — |
| Pitch | 19 inches | — |
| Blade Count | 3 | 3 |
| Material | Aluminum | Aluminum |
Common Concerns Answered
Will this propeller cause excessive vibration?
The A3r blade design is engineered to minimize vibration, promoting a smoother and more comfortable ride.
Is the aluminum construction prone to corrosion?
This propeller features a corrosion-resistant finish specifically designed to withstand harsh marine environments, including saltwater.
How does the pitch affect performance?
A 19-inch pitch is optimized for achieving higher top-end speeds and efficient cruising once the boat is on plane, balancing acceleration with sustained velocity.
Frequently Asked Questions
What is the correct propeller pitch for my engine?
The ideal pitch depends on your boat's hull type, weight, and the specific engine's power curve. Consult your engine's manual or a marine professional for precise recommendations. This 19-inch pitch is generally suited for boats that plane easily and are looking for higher speeds.
How do I measure propeller diameter and pitch?
Diameter is the measurement from the center of the hub to the tip of one blade, then doubled. Pitch is the theoretical distance the propeller would move forward in one revolution. This propeller has a 13-inch diameter and a 19-inch pitch.
Can this propeller be used on non-Polaris engines?
While designed for Polaris engines, compatibility can vary. Always verify shaft size, spline count, and rotational direction against your specific engine's requirements before purchase.
What are the benefits of an A3r propeller design?
The A3r design typically refers to specific blade geometry that aims to improve hydrodynamic efficiency, reduce cavitation, and minimize noise and vibration, leading to a smoother and more efficient operation.
How does a 3-blade propeller compare to a 4-blade?
Three-blade propellers generally offer a better balance between top-end speed and acceleration, while four-blade propellers often provide superior acceleration, better holding in rough water, and reduced vibration at lower speeds.
