Description
16" x 18" N4L 1-1/4" Propeller | Boat Supply Store
Achieve optimal propulsion and fuel efficiency with this precisely engineered 16-inch diameter by 18-inch pitch propeller, featuring a 1.25-inch bore for robust shaft engagement. Its N4L designation indicates a specific blade geometry designed for enhanced thrust in moderate water conditions. This propeller is an essential upgrade for boaters seeking to maximize their vessel's operational performance, particularly effective on mid-range center consoles or bay boats operating in the Laguna Madre.
Key Features
- Maximize Thrust with 16" diameter and 18" pitch
- Ensure Secure Shaft Fit with 1-1/4" bore
- Enhance Performance with N4L blade design
- Optimize Fuel Efficiency
- Durable Construction for Marine Environments
- Direct Replacement for many applications
- Improve Hole Shot and Cruising Speed
- Engineered for reliable operation
Specifications
| Product Specifications | |
|---|---|
| Diameter | 16 inches |
| Pitch | 18 inches |
| Shaft Bore Diameter | 1 1/4 inches |
| Blade Count | 4 |
| Material | Aluminum |
Who This Is For
This propeller is designed for boat owners with vessels requiring a 16" x 18" pitch and a 1-1/4" shaft bore. It is ideal for those seeking to replace a worn or damaged propeller to restore or improve their boat's performance characteristics.
How It Compares
| Feature | 16" x 18" N4L 1-1/4" Propeller | Unknown |
|---|---|---|
| Diameter | 16 inches | Typically less capable |
| Pitch | 18 inches | Typically less capable |
| Shaft Bore Diameter | 1 1/4 inches | Typically less capable |
| Blade Count | 4 | Typically less capable |
Common Concerns Answered
Will this propeller fit my engine's shaft?
This propeller features a standard 1-1/4 inch bore, ensuring compatibility with many engine shaft sizes. Always verify your engine's specific shaft bore requirement before purchasing.
What type of boat is this propeller best suited for?
The 16" x 18" N4L configuration is generally well-suited for mid-range horsepower outboard or sterndrive engines on boats such as center consoles, bay boats, or ski boats where a balance of hole shot and top-end speed is desired.
How durable is an aluminum propeller in saltwater?
Aluminum propellers offer good corrosion resistance in saltwater environments. Regular cleaning and inspection are recommended to maintain optimal performance and longevity.
Frequently Asked Questions
What does 'N4L' signify in the propeller's description?
'N4L' typically refers to a specific blade design or series from the manufacturer, indicating a particular pitch distribution, cup, or rake angle optimized for a certain performance profile.
How does propeller pitch affect boat performance?
Propeller pitch determines how far the propeller would move forward in one revolution if it were screwing through a solid. A higher pitch generally leads to higher top speeds, while a lower pitch improves acceleration and low-end torque.
Is this propeller suitable for high-performance speed boats?
While this propeller offers solid performance, its 16" x 18" configuration and aluminum construction are more commonly associated with recreational boating and may not be the optimal choice for extreme high-performance speed applications requiring specialized materials or blade designs.
Can I use this propeller if my current one has a different bore size?
No, the propeller bore size must precisely match your engine's prop shaft diameter for secure engagement and proper power transfer. This propeller has a 1-1/4 inch bore.
What is the recommended maintenance for this propeller?
Regular cleaning to remove marine growth and debris is essential. Inspect the propeller blades for any nicks, bends, or erosion. Ensure the propeller nut and cotter pin are secure after installation.
