Description
9-1/4 X 11 A3r Prop | Boat Supply Store
This Michigan Wheel A3r propeller is engineered to deliver improved acceleration and fuel efficiency for small to medium-sized outboard motors. Featuring a 9-1/4 inch diameter and an 11 inch pitch, its design reduces cavitation and vibration for smoother operation. It's an ideal upgrade for aluminum fishing boats commonly used on the Gulf Coast for efficient trolling.
Key Features
- Optimized for enhanced acceleration
- Reduced cavitation for smoother operation
- Improved fuel efficiency
- Durable aluminum construction
- Corrosion-resistant finish
- Precise pitch and diameter for specific applications
- Designed for quiet running
- Direct-fit replacement for specified engines
Specifications
| Product Specifications | |
|---|---|
| Diameter | 9-1/4" |
| Pitch | 11" |
| Blade Count | 3 |
| Material | Aluminum |
| Rotation | Right-Hand |
Who This Is For
Boaters seeking to improve the performance and efficiency of their small to medium horsepower outboard motors. Ideal for owners of aluminum fishing boats or skiffs needing a reliable and cost-effective propeller upgrade.
How It Compares
| Feature | 9-1/4 X 11 A3r Prop | Quicksilver |
|---|---|---|
| Diameter | 9-1/4" | 9.25" |
| Pitch | 11" | — |
| Material | Aluminum | Aluminum |
| Blade Count | 3 | 3 |
Common Concerns Answered
Will this propeller fit my outboard engine?
This 9-1/4 x 11 A3r propeller is designed as a direct replacement for specific outboard engine models. Please verify your engine's compatibility with the SKU M012013 by consulting your owner's manual or our fitment guide before purchase.
Is aluminum a durable material for propellers?
Yes, aluminum is a proven and durable material for boat propellers, offering a good balance of strength and weight. This propeller's aluminum construction ensures longevity and resistance to common marine stresses.
How will this propeller affect my boat's speed?
With its 11-inch pitch, this propeller is optimized for a balance of acceleration and top-end speed. It is designed to improve overall performance compared to worn or incorrectly sized propellers, potentially increasing your cruising speed.
Frequently Asked Questions
What does the 'A3r' designation mean?
The 'A3r' designation typically refers to Michigan Wheel's specific blade design and construction for this propeller model, indicating a focus on performance characteristics like reduced vibration and improved water flow.
What is the proper maintenance for this aluminum propeller?
Regularly inspect the propeller for nicks, bends, or corrosion. Clean it with a soft brush and fresh water after use, and consider a marine-grade wax to protect the aluminum finish.
What is the advantage of a 3-blade propeller?
A 3-blade propeller generally offers a good balance between acceleration, top-end speed, and fuel efficiency, making it a versatile choice for a wide range of boat types and applications.
How do I determine the correct propeller pitch for my boat?
Propeller pitch affects your boat's speed and acceleration. An 11-inch pitch, like this propeller, is generally suitable for achieving a good balance for many standard outboard applications. Consulting your engine's performance data or a marine professional is recommended for precise tuning.
Can this propeller be used in saltwater environments?
Yes, Michigan Wheel propellers are designed with corrosion-resistant materials and finishes suitable for use in saltwater environments. However, regular rinsing with fresh water after each use is crucial to maintain its condition.
