Description
Michigan Wheel 12-1/2" X 13" A3r Prop | Boat Supply Store
This Michigan Wheel A3r propeller is engineered to provide substantial thrust and efficient power transfer for vessels requiring a 12-1/2 inch diameter and 13-inch pitch. Its robust construction ensures durability for sustained operation in diverse marine environments. Ideal for applications demanding improved acceleration and midrange torque, such as powering a flats boat on the Texas coast or facilitating towing operations.
Key Features
- Optimized for improved acceleration and midrange torque
- Durable aluminum alloy construction for longevity
- Precise 12-1/2 inch diameter for specific hull types
- 13 inch pitch for effective power application
- Engineered for robust thrust generation
- Designed for a wide range of marine propulsion needs
- A3r series propeller for reliable performance
- Direct fit for compatible outboard engines
Specifications
| Product Specifications | |
|---|---|
| Diameter | 12-1/2" |
| Pitch | 13" |
| Material | Aluminum |
| Series | A3r |
Who This Is For
Boaters seeking to enhance their vessel's acceleration and midrange performance will find this propeller suitable. It is an excellent choice for owners of smaller to medium-sized craft that require a precise pitch and diameter for optimal engine output.
How It Compares
| Feature | Michigan Wheel 12-1/2" X 13" A3r Prop | Solas |
|---|---|---|
| Diameter | 12-1/2" | — |
| Pitch | 13" | — |
| Material | Aluminum | Aluminum |
| Propeller Series | A3r | Rubex |
Common Concerns Answered
Will this propeller fit my outboard motor?
This propeller is designed for specific outboard motor spline counts and shaft sizes. Always verify your engine's propeller shaft specifications against the propeller's hub and spline count compatibility before purchase to ensure proper fitment.
How does the aluminum material affect performance?
Aluminum propellers offer a good balance of cost-effectiveness and durability. They are generally lighter than stainless steel options, which can contribute to better acceleration, but they are more susceptible to damage from submerged objects.
Is this propeller suitable for saltwater use?
Yes, this aluminum propeller is suitable for saltwater environments. Regular rinsing with fresh water after use is recommended to maintain its integrity and prevent corrosion.
Frequently Asked Questions
What is the significance of the 12-1/2" diameter?
The 12-1/2 inch diameter is a critical measurement that dictates the overall size and blade area of the propeller. This dimension is chosen to match the specific hydrodynamic requirements of certain boat hull designs and engine power curves for optimal water engagement.
How does a 13" pitch affect boat speed and acceleration?
A 13-inch pitch means the propeller will advance approximately 13 inches through the water with each full rotation. A higher pitch generally translates to higher top-end speed but can reduce initial acceleration, while a lower pitch favors quicker hole shots and better performance at lower speeds.
What is the A3r series designation?
The A3r is a specific series from Michigan Wheel, indicating a particular design and construction standard aimed at delivering efficient performance and durability for a defined range of applications and engine sizes.
Can I use this propeller with engines other than those specified by the manufacturer?
While this propeller is designed for specific engine applications, using it on an engine outside its intended range may negatively impact performance, fuel efficiency, and engine longevity. Always adhere to manufacturer recommendations for propeller selection.
What maintenance is required for this aluminum propeller?
Regular inspection for nicks, bends, or erosion is recommended. After saltwater use, it should be thoroughly rinsed with fresh water. Proper maintenance ensures consistent performance and extends the propeller's service life.
