Description
Michigan Wheel 8" x 7-1/4" A2r Propeller | Boat Supply Store
This 8-inch diameter by 7-1/4-inch pitch Michigan Wheel A2r propeller is specifically designed to maximize thrust and efficiency for smaller outboard engines, particularly those operating in shallow water conditions. Its durable aluminum construction ensures resilience against impacts common in nearshore or river environments. This propeller is ideal for achieving optimal planing speeds on jon boats and small skiffs frequently used for light tackle fishing on Texas coastal bays.
Key Features
- Optimized for enhanced thrust with A2r blade design
- Durable 8-inch diameter aluminum construction
- Precise 7-1/4-inch pitch for specific engine applications
- Corrosion-resistant materials for marine environments
- Engineered for efficient power transfer
- Impact-resistant design for varied water conditions
- Reduces cavitation and ventilation for stable operation
- Direct-fit replacement for specified outboard models
Specifications
| Product Specifications | |
|---|---|
| Diameter | 8 inches |
| Pitch | 7-1/4 inches |
| Material | Aluminum |
Who This Is For
Boaters operating smaller outboard engines who require a robust and efficient propeller for enhanced performance in diverse marine conditions. This propeller is an excellent upgrade for owners of jon boats, dinghies, and small fishing vessels.
How It Compares
| Feature | Michigan Wheel 8" x 7-1/4" A2r Propeller | Turning Point |
|---|---|---|
| Diameter | 8 inches | — |
| Pitch | 7-1/4 inches | 7-1/4 inches |
| Material | Aluminum | Aluminum |
Common Concerns Answered
Will this propeller fit my specific outboard motor model?
While this propeller is designed for optimal performance with certain outboard models, it is crucial to verify compatibility with your engine's specifications. Consult your outboard's manual or our fitment guide to ensure a perfect match.
How durable is an aluminum propeller in shallow water?
This Michigan Wheel A2r propeller is constructed from durable aluminum and engineered for resilience. However, always operate with caution in shallow water to avoid impacts that can damage any propeller, regardless of material.
What is the advantage of the A2r blade design?
The A2r blade design is engineered to provide superior thrust, particularly at lower speeds, and to reduce ventilation and cavitation, ensuring more consistent power delivery and improved overall performance.
Frequently Asked Questions
What is the significance of the 8 x 7-1/4 sizing?
The '8' refers to the propeller's diameter in inches, and the '7-1/4' refers to its pitch, also in inches. This combination dictates the propeller's thrust and speed characteristics for a specific engine.
Is this propeller suitable for saltwater use?
Yes, the aluminum construction is suitable for saltwater, but regular rinsing with freshwater after use is recommended to prevent salt buildup and corrosion.
What is the typical RPM range for this propeller size?
The optimal RPM range varies by outboard engine. This 8x7.25 propeller is generally suited for smaller engines operating within a wide RPM band for hole-shot and cruising speeds.
Does the propeller come with a hub kit?
Hub kits are typically sold separately to ensure compatibility with a wide range of specific outboard engine splines. Please check the product details or contact customer support for confirmation.
How can I tell if my current propeller is worn out?
Signs of a worn propeller include visible nicks, dents, or bends on the blades, as well as a noticeable decrease in acceleration, top speed, or increased vibration during operation.
