1. Boat Parts In Otsterndriv Sterndrive Prices For Sale.
  2. sku: 4474653300685713
  3. MERCURY 43-78118-17

MERCURY 43-78118-17 Alpha Drive Boat Proper Propeller 14.5 43-78118-18

fits model: Mercruiser. make: Mercury. year: 2017.

43-78118-18 Mercury 43-78118-17 Mercruiser Alpha Gen 1 Out Drive Boat Proper Propeller 14.5 X 17 In

( Manufacturer Part Number: 43-78118-17 ), ( Part Type: Drive Propeller ), ( Country Of Origin: United States )

Review MERCURY Alpha Gen Out Drive Boat Proper Propeller 14.5 In fits MERCRUISER 2017

Introducing the Mercury 43-78118-17/-18 Mercruiser Alpha One Gen II Drive Propeller, a high-performance propeller engineered to deliver optimal boat speed and efficiency for your Mercury outboard motor. This propeller, specifically modeled as a 14.5" x 17" x 43 inch three-blade unit (models 43-78118-17 and 43-78118-18), is an essential upgrade for your watercraft.

Crafted from premium marine-grade aluminum alloy, this propeller boasts exceptional strength and durability. Its three-blade design maximizes thrust and bite, ensuring your boat achieves optimal speed and maneuverability in various water conditions. The propeller's well-balanced blades minimize vibration and noise, providing a smooth and quiet riding experience.

The Mercury 14.5" x 17" x 43 inch Alpha One Gen II Drive Propeller is designed to work seamlessly with Mercury's Alpha One Gen II drives, delivering unparalleled power transfer and efficiency. Its unique hub design ensures a secure and precise connection to the drive, reducing the risk of vibration and torque reaction.

This propeller's advanced design offers excellent hole shot and top-end speed performance. Its aerodynamic blade shape reduces drag and turbulence, allowing your boat to plane faster and maintain higher speeds with less engine strain. Additionally, its efficient blade design provides excellent fuel economy, helping you save money on fuel costs.

In conclusion, the Mercury 43-78118-17/-18 Mercruiser Alpha One Gen II Drive Propeller is a high-performance, durable, and efficient propeller designed specifically for Mercury outboard motors. Its three-blade design maximizes thrust and bite, while its well-balanced blades minimize vibration and noise. Its advanced design offers excellent hole shot and top-end speed performance, as well as excellent fuel economy. Upgrade your boat with this premium propeller and experience the difference in power, speed, and efficiency on the water.

Mercury 43-78118-17/18 Alpha Gen Drive Boat Proper Propeller: A Detailed Analysis

Introduction:

The Mercury 43-78118-17/18 Alpha Gen Drive boat propeller is a popular choice among boat owners due to its efficiency, durability, and compatibility with various Mercury outboard engines. In this analysis, we will discuss the pros and cons of investing in this propeller to help you make an informed decision.

Pros:

1. Enhanced Performance: The Mercury 43-78118-17/18 Alpha Gen Drive propeller is designed to provide superior performance by reducing drag and increasing thrust. This results in improved acceleration, top end speed, and overall efficiency.

2. Robust Construction: The propeller is built using high-quality materials such as marine-grade aluminum and stainless steel components. This ensures durability and resistance to corrosion, even in harsh marine environments.

3. Versatile Application: The Mercury 43-78118-17/18 Alpha Gen Drive propeller is suitable for a wide range of applications, including fishing, cruising, and watersports. Its 14.5 x 17 x 43 pitch and diameter make it an excellent choice for various boat sizes and power outputs.

4. Easy Installation: The propeller comes with a secure-lock hub system, which makes installation and removal simple and hassle-free. This saves time and effort, especially during routine maintenance or engine upgrades.

Cons:

1. Cost: The Mercury 43-78118-17/18 Alpha Gen Drive propeller is priced higher than some other aftermarket propellers. While its performance and durability justify the investment, it may not be the most budget-friendly option for some boat owners.

2. Limited Availability: Depending on your location, you may have difficulty finding this specific propeller model in stock at your local marine retailer. You may need to order it online or from a specialized dealer, which could add to the overall purchase and shipping costs.

Conclusion:

The Mercury 43-78118-17/18 Alpha Gen Drive boat propeller offers numerous advantages, including enhanced performance, robust construction, versatile application, and easy installation. While it comes with a higher price tag than some alternative propellers, its superior features and durability make it a worthwhile investment for boat owners looking for optimal efficiency and performance.

Recommendation:

If you are in the market for a high-performance, durable, and versatile boat propeller, the Mercury 43-78118-17/18 Alpha Gen Drive propeller is an excellent choice. Its advanced design and top-notch materials ensure superior performance, durability, and compatibility with various Mercury outboard engines. However, be prepared for a higher investment compared to other aftermarket propellers. If budget is a major concern, consider exploring alternative options with similar specifications but lower price points.

Details:

Condition: Good used condition. Thanks -Mike. Part was removed from a 1988 Sea Ray 300 Sun dancer with 5.7 L MerCruiser engines and Alpha 1 Gen drives. Please look at all pictures and read entire before buying.

Mounting hardware is only included if it shown in the pictures. Shelf 25-6-3-A. What you see in the pictures is what get. I will do my best to resolve the issue.

Look at pictures closely and ask any questions, I try to describe parts as best can.

part #: 437811817 price

  • $5000.00

specifications otsterndriv:

  • for models: Mercruiser
  • for makes: Mercury
  • for years: 2017
  • mpn: 43-78118-17
  • part type: Drive Propeller
  • country of origin: United States

shipping otsterndriv:

  • transit: 3-7 Days
  • class: Standard, Expedited
  • service: FedEx Ground / FedEx Home Delivery, UPS Ground, USPS Ground Advantage, FedEx 2Day
  • type: Calculated
  • carrier: FedEx, UPS, USPS
  • cost: $22.52

payments otsterndriv:

  • credit card: Visa
  • wallet: Google-pay
  • other

seller otsterndriv:

  • # reviews: 113226
  • rating: 99.5%
  • city: Huron, Ohio

general otsterndriv:

  • Boat Parts > Sterndrive Motors Components > Other
  • condition: Used

returns otsterndriv:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days

offer otsterndriv:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 1
  • started: November 25, 2025
for models: mercruiser, for makes: mercury, for years: 2017, part type: drive propeller, country of origin: united states,
category: boat parts > sterndrive components, sku: 4474653300685713,
Mercury 43-78118-17 Is Similar To:
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1 offer $5000.00 USD
  • Used. Offer #1 priced at $5000.00 + $24.55 shipping estimate = $5024.55* total. I will do my best to resolve the issue. Condition: Good used condition.+$24.55 shipping

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