fits make: Mercury. year: 2021.

( Manufacturer Part Number: 48-78122A4 ), ( Part Type: Blade Propeller ), ( Propeller Rotation: Right Hand ), ( Country/region Of Manufacture: United States )
The 48-78122a4 Mercury 031026 13.75" 21-pitch Alum blade propeller is a high-quality marine propeller designed for outboard motors. This propeller is specifically engineered to fit Mercury outboard engines, model 0310, with a pitch of 21 and a diameter of 13.75 inches.
The propeller is made of aluminum, a material known for its durability and resistance to corrosion. The aluminum blade design ensures a long-lasting and robust propeller that can withstand the harsh marine environment. The 21-pitch design provides a good balance between speed and thrust, making it suitable for a variety of water conditions and boat types.
The Mercury 031026 propeller features a four-blade design, which is known for its efficiency and ability to provide a smooth and stable ride. The four-blade design also reduces cavitation, a condition that can occur when the water pressure decreases as the propeller moves through the water, causing the propeller to lose efficiency.
The propeller is easy to install and replace, thanks to its standard 1.75-inch hub. It comes with a protective cover to prevent damage during transportation and storage. The cover also helps to keep the propeller clean and free from debris, ensuring optimal performance.
In summary, the 48-78122a4 Mercury 031026 13.75" 21-pitch Alum blade propeller is a durable, high-performance propeller that is perfect for Mercury outboard engines. Its four-blade design, aluminum construction, and 21-pitch provide efficiency, durability, and stability, making it an excellent choice for boaters who want to get the most out of their outboard engine.
Pros of buying a 48-78122a4 Mercury 031026 13.75" x 21" Rh Alum Blade Propeller:1. Durability: The propeller is made of aluminum, which is a strong and lightweight material, making it resistant to corrosion and damage from impact.
2. Versatility: The propeller is suitable for a wide range of outboard engines, making it a versatile option for boat owners.
3. Efficiency: The propeller's design allows for improved efficiency, which can lead to better fuel economy and faster boat speed.
4. Availability: The propeller is widely available and can be easily found online or at local boat stores.
Cons of buying a 48-78122a4 Mercury 031026 13.75" x 21" Rh Alum Blade Propeller:1. Price: Aluminum propellers can be more expensive than propellers made of other materials, such as plastic or fiberglass.
2. Maintenance: Aluminum propellers require regular maintenance to prevent corrosion and ensure proper performance.
3. Weight: Aluminum propellers are heavier than propellers made of other materials, which can affect boat speed and efficiency.
Conclusion:The 48-78122a4 Mercury 031026 13.75" x 21" Rh Alum Blade Propeller is a high-quality propeller that offers excellent durability, versatility, and efficiency. However, it comes with a higher price tag and requires regular maintenance. If you are looking for a long-lasting propeller that can handle heavy use, this may be a good option for you. However, if you are looking for a more affordable option, you may want to consider a propeller made of a different material.
Recommendation:I would recommend the 48-78122a4 Mercury 031026 13.75" x 21" Rh Alum Blade Propeller to boat owners who value durability and performance over cost. However, I would encourage you to do your research and compare prices and specifications with other propellers to ensure that this is the best option for your specific needs.
Smith company has been in the marine drive business since Henry. Propeller recondition reconditioned by Henry. Part number: 48-78122A4 - equivalent to: 031026, pm122c -material: aluminum -rotation: right hand -blades: 3 -diameter: 13.
Reconditioning includes: propeller cleaning, paint removal and stress relief, dimensional accuracy, balance refinishing.
They are Nampa national marine propeller association certified.