Description
8-1/4 X 8-1/2 Michigan Wheel A3R Prop | Boat Supply Store
This 8-1/4" x 8-1/2" A3R propeller from Michigan Wheel is engineered to enhance thrust and efficiency for smaller outboard engines. Its three-blade design, constructed from durable aluminum alloy, ensures reliable power transfer for a variety of watercraft. It is specifically suited for light-duty vessels or as a replacement prop for many recreational applications, improving hole shot and top-end speed.
Key Features
- Engineered for optimal thrust and efficiency
- Durable aluminum alloy construction
- Three-blade design for balanced performance
- Precisely matched to common outboard applications
- Resistant to marine corrosion
- Delivers improved hole shot capabilities
- Enhances overall vessel speed
- Reliable power transfer to the water
Specifications
| Product Specifications | |
|---|---|
| Diameter | 8-1/4 inches |
| Pitch | 8-1/2 inches |
| Material | Aluminum Alloy |
| Number of Blades | 3 |
Who This Is For
Ideal for owners of smaller outboard-powered boats seeking to maximize their engine's performance and fuel efficiency. This propeller is a direct replacement or upgrade for a wide range of recreational and light-duty marine craft.
How It Compares
| Feature | 8-1/4 X 8-1/2 Michigan Wheel A3R Prop | Solas |
|---|---|---|
| Diameter | 8-1/4 inches | 8.25 inches |
| Pitch | 8-1/2 inches | 8.5 inches |
| Material | Aluminum Alloy | Aluminum |
| Number of Blades | 3 | 3 |
Common Concerns Answered
Will this propeller fit my outboard motor?
This 8-1/4" x 8-1/2" A3R propeller is designed for specific outboard engine spline counts and horsepower ranges. Verify your engine's propeller fitment guide to ensure compatibility before purchase. The SKU M012007 is for a common shaft size.
Is aluminum alloy durable enough for saltwater?
Yes, the aluminum alloy used in this Michigan Wheel propeller is treated and finished to resist corrosion and withstand the harsh conditions of saltwater environments, ensuring longevity and consistent performance.
How does this propeller affect my boat's performance?
The 8-1/4" x 8-1/2" pitch and diameter are optimized for providing a good balance of acceleration (hole shot) and cruising speed for many smaller outboard applications. It can lead to more efficient planing and better overall maneuverability.
Frequently Asked Questions
What is the significance of the 8-1/4 x 8-1/2 dimension?
The '8-1/4' refers to the propeller's diameter in inches, and the '8-1/2' refers to its pitch in inches. These measurements are critical for matching the propeller to your specific outboard engine's power curve and your boat's hull design for optimal performance.
Can this propeller be used on a high-performance boat?
The A3R series, particularly in this size, is generally intended for standard recreational and light-duty applications. For high-performance vessels, specialized propellers with different materials, blade designs, and cup configurations are typically recommended.
What is the typical lifespan of an aluminum propeller?
With proper care and maintenance, including regular cleaning and inspection for damage, an aluminum alloy propeller like this Michigan Wheel model can last for many seasons of regular use. However, impacts with submerged objects can reduce its lifespan.
Does the A3R designation signify anything specific?
The 'A3R' designation typically indicates a specific design family from Michigan Wheel, often relating to blade shape, rake angle, and cupping, which are engineered for a balance of efficiency and thrust for common outboard applications.
Are there any specific maintenance requirements for this propeller?
Regularly inspect the propeller for nicks, bends, or erosion. Clean it after use, especially in saltwater, to prevent marine growth and corrosion. A light polish can help maintain its surface integrity.
