MERCURY Pitch Boat Prop Outboard 48-65588A1 40-140

( Manufacturer Part Number: 65588A1 ), ( Part Type: Hp Prop ), ( Propeller Rotation: Standard )

Review MERCURY Pitch Boat Prop 40-140 Hp And Outboard fits MARINER 2013–2019

The **Mercury 65588A1 48-Pitch Boat Propeller (40 140 HP Marine Outboard)** is a precision-engineered, high-performance propeller designed to deliver exceptional efficiency, reliability, and speed across a wide range of Mercury outboard applications, particularly those in the 40 to 140 horsepower range. Crafted from high-grade, corrosion-resistant materials, this propeller features a **48-pitch blade design** optimized for smooth acceleration, reduced cavitation, and improved fuel economy, making it ideal for both recreational and performance-oriented boating. The **A1 blade style** strikes a balance between speed and handling, offering a refined blend of thrust and maneuverability, ensuring responsive steering and a stable ride even at higher speeds. With a **13-inch diameter**, this propeller is engineered to maximize power transfer while minimizing wear, making it well-suited for everything from cruising and fishing to wakeboarding and light planing. The **one-piece, forged construction** ensures durability, while the **smooth, aerodynamic blade contours** reduce drag and enhance overall propulsion efficiency. Whether deployed on a mid-sized cruiser, a sporty fishing boat, or a versatile utility vessel, this propeller delivers consistent performance, longevity, and the confidence of a Mercury-built component backed by the brand s reputation for innovation and dependability in marine propulsion.

### **Pros and Cons of Buying a Mercury 65588A1 (48-65588A1 13-19 Pitch) Prop for a 40-140 HP Marinier Outboard**

1. **Versatile Performance Range** This prop is designed to work efficiently across a broad power range (40-140 HP), making it suitable for a variety of boats, from small fishing vessels to mid-sized cruisers. This flexibility reduces the need for multiple props if you plan to upgrade your engine later.

2. **Balanced Pitch Options** The 13-19 pitch range provides a good compromise between acceleration and top-end speed. A lower pitch (13) offers better throttle response and towing capability, while a higher pitch (19) improves fuel efficiency and top speed. This makes it adaptable to different boating needs, such as fishing, cruising, or wakeboarding.

3. **Durability and Quality** Mercury is a well-known brand in the marine industry, and this prop is likely constructed from high-quality materials designed to withstand the demands of saltwater and heavy use. The stainless steel or aluminum construction (depending on the model) ensures longevity if properly maintained.

4. **Compatibility with Marinier Outboards** Since this prop is specifically listed for Marinier outboards, it is engineered to work seamlessly with Mercury s engine lineup, which is often compatible with Marinier models. This reduces the risk of mismatches that could lead to poor performance or damage.

5. **Ease of Installation** Mercury props are generally straightforward to install, and the 48-inch diameter is a common size for mid-sized outboards, meaning you may find replacement parts or tools more readily available.

6. **Fuel Efficiency at Higher Speeds** The higher pitch (19) can improve fuel efficiency when cruising at moderate speeds, which is beneficial for long-distance trips or daily use where fuel costs are a concern.

7. **Reduced Cavitation Risk** A well-designed prop like this minimizes cavitation, which can damage both the prop and the engine over time. The balanced pitch helps maintain smooth operation under varying loads.

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1. **Limited Specialization** While the 13-19 pitch range covers a wide spectrum, it may not be optimized for extreme performance in a specific area. For example:

- **Fishing Boats:** A lower pitch (e.g., 10-13) might be preferable for better acceleration and towing.

- **High-Speed Cruising:** A higher pitch (e.g., 20 ) could offer better top-end speed and fuel economy.

- **Wakeboarding/Skiing:** A prop with a slightly lower pitch (e.g., 10-14) would provide more power at lower RPMs for better wake performance.

2. **Potential for Compromised Performance** If your primary use is in one specific category (e.g., deep-sea fishing or high-speed cruising), this prop might not deliver the peak performance of a more specialized option. You may experience slightly slower acceleration or reduced top speed compared to a prop tailored to your exact needs.

3. **Weight Considerations** Larger props like this can be heavier, which may affect handling, especially on smaller boats. If your boat is lightweight or you frequently maneuver in tight spaces, the extra weight could make steering slightly more difficult.

4. **Cost vs. Custom Prop** If you have a specific use case (e.g., heavy fishing, racing, or long-range cruising), investing in a custom prop designed for those conditions might yield better results. However, the cost of a custom prop can be higher than a standard model like this one.

5. **Maintenance Requirements** Like all props, this one will require regular cleaning (especially in saltwater) to prevent corrosion and fouling. Neglecting maintenance can lead to reduced efficiency or damage over time.

6. **Potential for RPM Limitations** The pitch range may limit the prop s ability to reach very high RPMs if paired with a high-performance engine. If you plan to upgrade to a significantly more powerful engine in the future, you may need to replace the prop to avoid overloading it.

7. **Resale Value Impact** If you later decide to sell your boat or upgrade your prop, a generic 13-19 pitch prop may not appeal to buyers looking for specialized performance. A more tailored prop could be more desirable in the resale market.

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The Mercury 65588A1 (48-inch, 13-19 pitch) prop is a **versatile, high-quality choice** for a Marinier outboard in the 40-140 HP range, offering a good balance between acceleration, fuel efficiency, and durability. It is well-suited for general boating, fishing, and light cruising, making it a practical option for those who need a prop that can handle a variety of conditions without requiring frequent changes.

However, if your primary use involves **extreme performance in a specific area** (e.g., high-speed cruising, heavy fishing, or wakeboarding), you may benefit from a prop with a more specialized pitch. In such cases, the slight compromises in performance could be outweighed by the advantages of a custom prop.

For most **casual to moderate-use boats**, this prop is an excellent **cost-effective and reliable choice** that balances performance, durability, and ease of use. It is particularly well-suited for owners who may not want to commit to a single-purpose prop or who plan to keep their engine power within the 40-140 HP range for the foreseeable future.

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- You need a **versatile, all-around prop** for general boating, fishing, or light cruising.

- Your primary use involves **moderate speeds and towing** (e.g., small boats, fishing trips).

- You want a **durable, high-quality prop** from a trusted brand without overpaying for specialization.

- You may **upgrade your engine later** and want a prop that can handle a range of power levels.

- Your **main use is high-speed cruising** (opt for a higher pitch, e.g., 20 ).

- You **frequently tow large loads or fish in deep water** (opt for a lower pitch, e.g., 10-13).

- You plan to **race or perform with your boat** (a custom prop for maximum efficiency is ideal).

- You want **better fuel economy at high speeds** (a slightly higher pitch may be preferable).

For the average boater looking for a **reliable, no-frills prop** that won t break the bank, the Mercury 65588A1 is a **strong recommendation**. However, if your boating needs are highly specialized, investing in a prop tailored to those needs could ultimately provide better performance and longevity.

Details:

Casting Number: 48-65588-19. MPN: 65588A1 48-65588A1. This prop Does Not include hardware. You can use your old stepped thrust washer with it.

This sale is for one refurbished prop Mercury and Mariner outboards, part number: 48-65588A1, Aluminum, 3 blades Non-Cupped, 13 inch diameter, 19 pitch, Right Hand rotation Standard Clockwise Rotation, Fits 15 Tooth Spline Propeller shaft. Brand: Mercury. The pitch of the propeller is extremely important. 4 1/4 inch gear case bullet, Rubber Hub System Built In.

part #: 65588a1 prices

• $36.00-$109.95

specifications propboapar:

• for models: Mariner
• for makes: Mercury
• for years: 2013-2019
• mpn: 65588a1
• part type: Hp Prop
• propeller rotation: Standard

offer propboapar:

• sold: 0
• quantity: 1
• availability: In Stock
• started: April 15, 2026
• options: Ship-to-home

payments propboapar:

• other
• credit card: Discover
• wallet: Paypal

returns propboapar:

• policy: No Returns

seller propboapar:

• # reviews: 29637
• city: Suamico, Wisconsin
• rating: 99.7%

shipping propboapar:

• type: Calculated
• cost: $24.45
• transit: 3-9 Days
• class: Standard, Expedited, One-day
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS Next Day Air Saver
• carrier: USPS, UPS

general propboapar:

• Parts Accessories > Boat Parts > Propellers
• condition: Remanufactured

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