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Best Prop For Mercury 9.9 4 Stroke (2024 Updated)

If you’re looking for the perfect prop for your Mercury 9.9 4 stroke, there are a few things you need to consider before making your purchase. The right prop can improve your boat’s performance, speed, and fuel economy, so it’s important to make an informed decision that fits your boating needs.

First and foremost, you need to consider the size and pitch of the prop. The diameter and pitch of your prop will determine how much power and speed your boat can achieve. You also need to think about the material the prop is made of. Stainless steel props are more durable, but aluminum props are less expensive and can be a great option if you’re on a budget.

Other factors to consider include the number of blades on the prop, the shape of the blades, and the cupping or cup size. Each of these variables can have an effect on your boat’s performance, so it’s important to understand how they work together and which ones will give you the best results.

Do you want to increase your boat’s speed and performance? Are you interested in improving your fuel economy? What type of boating do you plan on doing – recreational, fishing or sports? These are just a few questions to ask yourself when you’re in the market for a new prop for your Mercury 9.9 4 stroke. Keep these factors in mind as you compare options, and you’ll be sure to find the perfect prop for your needs.

10 Best Prop For Mercury 9.9 4 Stroke

# Product Image Product Name Product Notes Check Price
1
This product is ideal for improving the performance and efficiency of Mercury outboards with 9.9/15/20HP engines.
2
This product is ideal for powering Mercury, Tohatsu 25/30 HP 4-stroke, MFS and NSF25/30 outboard propeller boats.
3
This product is ideal for use with Mercury outboard engines ranging from 6-15 horsepower.
4
Ideal for use as an outboard propeller with Mercury/Tohatsu 9.9/15/20HP/MFS9.9/15/18/20 engines for improved thrust and performance.
5
It is an ideal replacement propeller for 9.9-20HP Mercury/Tohatsu outboard motors.
6
This product is ideal for Mercury 25/28/30HP outboards with 10 spline tooth.
7
This product is ideal for Mercury 25/28/30HP outboards with a 10 spline tooth.
8
The product is ideal for repairing the water pump impeller in 9.9 Hp 4-Stroke Bigfoot outboard engines.
9
This product is ideal for replacing water pumps on Mercury and Mariner 8-9.9 Hp 4-stroke outboard engines.
10
Ideal for use with Mercury and Mercruiser 8HP or 9.9HP 4-Stroke outboard engines as a replacement carburetor.
This product is ideal for improving the performance and efficiency of Mercury outboards with 9.9/15/20HP engines.
This product is ideal for powering Mercury, Tohatsu 25/30 HP 4-stroke, MFS and NSF25/30 outboard propeller boats.
This product is ideal for use with Mercury outboard engines ranging from 6-15 horsepower.
Ideal for use as an outboard propeller with Mercury/Tohatsu 9.9/15/20HP/MFS9.9/15/18/20 engines for improved thrust and performance.
It is an ideal replacement propeller for 9.9-20HP Mercury/Tohatsu outboard motors.
This product is ideal for Mercury 25/28/30HP outboards with 10 spline tooth.
This product is ideal for Mercury 25/28/30HP outboards with a 10 spline tooth.
The product is ideal for repairing the water pump impeller in 9.9 Hp 4-Stroke Bigfoot outboard engines.
This product is ideal for replacing water pumps on Mercury and Mariner 8-9.9 Hp 4-stroke outboard engines.
Ideal for use with Mercury and Mercruiser 8HP or 9.9HP 4-Stroke outboard engines as a replacement carburetor.

1. Mercury Outboard 3-Blade Propeller By Arkdoza

The high-quality stainless steel three-blade propeller has a diameter of 9.25 inches and 14 spline teeth. It is designed as an all-purpose propeller that matches factory Mercury 9.9CT/Bigfoot Model, 15/20HP-4 Stroke outboard motors. The propeller has a right-hand rotation and a thru-hub exhaust. The OEM rubber hub bushing is pressed in, and the surface has a high-polished finish treatment.

The propeller is easy to maintain and repair, ensuring that it's extremely durable without sacrificing top speed, acceleration, or RPMs. This ensures reduced wear and tear on your engine and maximum fuel efficiency. The propeller is an excellent choice for those who want better speed and want to save money on fuel.

The manufacturer guarantees quality and performance, and their customer service is available to answer any questions within 24 hours.

Pros

  • High-quality stainless steel three-blade propeller
  • All-purpose propeller that matches factory Mercury 9.9CT/Bigfoot Model, 15/20HP-4 Stroke outboard motors
  • Easy to maintain and repair
  • Extremely durable without sacrificing top speed, acceleration or RPMs
  • Reduced wear and tear on your engine
  • Maximum fuel efficiency
  • Better speed and saves money on fuel
  • Guaranteed quality and performance
  • Excellent customer service available within 24 hours

2. Mercury/tohatsu 9.9×11 Boat Propeller – Lightweight & Efficient

The After Market Prop is a great buy for those who own Mercury/Tohatsu 25/30 HP 4-stroke engines with a 10 spline tooth shaft. It is important to check your engine's shaft before purchasing and refer to the product description area for detailed engine application. The prop is made of high-strength aluminum, boasting hybrid casting of strontium, aluminum, and titanium that are far stronger and durable than ever before.

To install the propeller, always shift the engine into the neutral position and turn off the ignition before servicing. It is important to refer to your engine’s owner manual for crucial safety precautions. The new propeller comes with an existing thrust washer, spacer, and nut of the engine lower unit shaft, and a new split pin. Installation guidelines are available upon request.

The propellers are robotic powder-coated using AkzoNobel patented anti-corrosive coating powder, making them environmentally safe. They are designed based on OEM blade geometry, with appropriate cupping and camber added. The result is excellent bow lift, acceleration, and top speed, as well as reducing slip and increasing bite.

Pros

  • Made of high-strength aluminum with hybrid casting of strontium, aluminum, and titanium for durability
  • Robotic powder-coating using AkzoNobel patented anti-corrosive coating powder
  • Designed based on OEM blade geometry with appropriate cupping and camber added for excellent performance

3. Mercury Outboard Propeller – High-Performance Solution!

Upgrade your boat's outboard engine with this high-quality propeller designed specifically for Mercury engines. The propeller boasts a 9 inch diameter and 9 inch pitch, with 8 splines and 3 blades for optimal performance. This aftermarket product is identical to the original OEM propeller and is compatible with Mercury Outboard engines with 6/8/9.9/10/15 horsepower and right rotation.

Before purchasing, make sure to check your OEM part number to ensure compatibility with part number 48-828156A12. If you do experience any issues, rest assured that free returns are accepted.

Choose this propeller with confidence, knowing that it is guaranteed to deliver the same quality and performance as the original OEM product.

Pros

  • High-quality aftermarket propeller designed specifically for Mercury Outboard engines
  • Identical diameter and pitch to original OEM product for optimal performance
  • Compatible with engines ranging from 6 to 15 horsepower and right rotation
  • Free returns accepted for peace of mind

Cons

  • – Must ensure compatibility with correct OEM part number before purchasing

4. Thrustmax 4-Blade Prop For Mercury/tohatsu Outboards

Looking for the best aftermarket prop for your Mercury/Tohatsu 9.9 CT/Bigfoot, 15-20HP 2&4 strokes engines with 14 spline tooth shaft? Look no further than this product! Before purchasing, it is important to check your engine shaft and refer to the detailed engine application in the product description area. When servicing the propeller, always shift the engine into neutral and turn off the ignition, and be sure to consult your engine’s owner manual for safety precautions. Additionally, installation is made easy with new belonging hub kits and installation guidelines available upon request.

This propeller boasts extreme anti-corrosion thanks to being robotic powder-coated with AkzoNobel patented anti-corrosive coating powder. Not only is it highly effective, but it is also environmentally safe. The propeller is designed based on OEM blade geometry and features appropriate camber and cupping, providing excellent bow lift, acceleration, and top speed while reducing slip and increasing bite. The propeller is constructed with high-strength aluminum and boasts a hybrid casting of strontium, aluminum, and titanium, making it stronger and more durable than ever before.

Pros

  • Designed based on OEM blade geometry with appropriate camber and cupping for excellent performance
  • Extreme anti-corrosion thanks to robotic powder-coating with AkzoNobel patented anti-corrosive coating powder
  • Constructed with high-strength aluminum and hybrid casting of strontium, aluminum, and titanium for increased strength and durability

5. Mercury/tohatsu 9.9-20hp Propeller Replacement

Upgrade your boat's performance with the best aftermarket prop available in the market. This prop is specifically designed to fit Mercury/Tohatsu 9.9 CT/Bigfoot, 15-20HP 2&4 strokes engines with 14 spline tooth shaft. It is important to check your engine's shaft before purchasing and refer to the product description area for detailed engine application. The prop comes with a new split pin for easy installation.

When installing the new propeller, always shift the engine into neutral position and turn off the ignition. It is also important to refer to your engine's owner manual for important safety precautions. If you need installation guidelines, please feel free to contact the manufacturer. The prop can be installed with the existing thrust washer, spacer, and nut of the engine's lower unit shaft.

The prop is made of high-strength aluminum and boasts hybrid casting of strontium, aluminum, and titanium. This casting technique makes the prop far stronger and durable than ever before. The prop is also coated with AkzoNobel patented anti-corrosive coating powder, which is environmentally safe. This extreme anti-corrosion coating ensures your prop stays rust-free for a long time.

The prop is designed based on OEM blade geometry, with appropriate cupping and camber added. This design ensures excellent bow lift, acceleration, and top speed while reducing slip and increasing bite. Upgrade your boat's performance with this excellent aftermarket prop.

Pros

  • Designed to fit Mercury/Tohatsu 9.9 CT/Bigfoot, 15-20HP 2&4 strokes engines with 14 spline tooth shaft
  • Made of high-strength aluminum boasting hybrid casting of strontium, aluminum, and titanium
  • Robotic powder-coated using AkzoNobel patented anti-corrosive coating powder
  • Designed based on OEM blade geometry, with appropriate cupping and camber added for excellent performance

Cons

  • – May not fit engines with different specifications

6. Arkdoza 9.9×11 Aluminum Propeller For Mercury 25/28/30hp Outboards With 10 Spline Tooth

Upgrade your boat's performance with this excellent all-purpose propeller designed to match factory 25 28 30 HP MERCURY outboard motors. The propeller features 3 blades and a 10 spline tooth, with a right-hand rotation and diameter and pitch identical to the original OEM ones. It is made of black powder-coated aluminum alloy for durability and a sleek look. The thru-hub exhaust and pressed-in OEM rubber hub bushing ensure optimal performance and reduce wear and tear on your engine, while also improving fuel efficiency. The propeller's top-quality painting and speed make it a great choice for any boating adventure.

This propeller has undergone strict quality control to ensure it is extremely durable without sacrificing top speed, acceleration, or RPMs. It is an affordable and efficient solution that will improve your boat's speed and save you money on fuel. The seller promises quality and performance, and if you have any questions, they will provide a satisfactory answer within 24 hours.

Pros

  • 3 blades and 10 spline tooth for optimal performance
  • Diameter and pitch identical to original OEM ones
  • Made of black powder-coated aluminum alloy for durability and a sleek look
  • Thru-hub exhaust and pressed-in OEM rubber hub bushing improve fuel efficiency and reduce wear and tear on the engine
  • Strict quality control ensures extreme durability without sacrificing top speed, acceleration, or RPMs
  • Affordable and efficient solution that saves money on fuel

7. Arkdoza 9.9×10 Aluminum Propeller For Mercury 25/28/30hp Outboards With 10 Spline Tooth

Upgrade your boat's performance with this excellent all-purpose propeller designed to match factory 25, 28, and 30 HP MERCURY outboard motors. This propeller features three blades and a 10 spline tooth design with right-hand rotation. Its diameter and pitch are identical to original OEM ones, ensuring a perfect fit. The propeller is made of black powder-coated aluminum alloy for durability and longevity.

The propeller also features thru-hub exhaust and a pressed-in OEM rubber hub bushing for efficient and effective performance. Based on strict quality control, this propeller is extremely durable without sacrificing top speed, acceleration, or RPMs. It reduces the wear and tear on your engine, making it more fuel-efficient and cost-effective.

In addition, this propeller promises better speed and performance, saving you money in the long run. Quality and performance are guaranteed, and any questions or concerns will be addressed within 24 hours.

Pros

  • Identical diameter and pitch to OEM propellers for a perfect fit
  • Made of durable and long-lasting black powder-coated aluminum alloy
  • Features thru-hub exhaust and pressed-in OEM rubber hub bushing for efficient performance
  • Extremely durable without sacrificing top speed, acceleration, or RPMs
  • Reduces wear and tear on your engine, making it more fuel-efficient and cost-effective
  • Promises better speed and performance, saving you money in the long run
  • Quality and performance are guaranteed
  • Responsive customer service within 24 hours

8. Quicksilver 803748q02 Water Pump Impeller Repair Kit For Mercury 9.9 Hp 4-Stroke Bigfoot Outboards

The Three-piece Water Pump Impeller Repair Kit is a top-quality product designed to meet the original equipment manufacturer specifications of Mercury Marine. This kit is specially crafted to safeguard your Mercury or Mariner 4-stroke outboard. The package includes a replacement impeller, plate, and water guide tube, which are essential components for maintaining the proper functioning of your water pump.

The impeller elastomers are engineered to provide improved flexibility across a wide range of temperatures, ensuring optimal performance throughout the boating season. The kit is designed for durability and has the capacity to deliver higher flow rates and cooling flow to protect your engine. With this repair kit, you can be sure that your water pump will run smoothly and efficiently, giving you peace of mind while on the water.

Pros

  • Produced to meet Mercury Marine original equipment manufacturer specifications
  • Contains replacement impeller, plate, and water guide tube
  • Impeller elastomers provide improved flexibility across broad temperature ranges
  • Designed for durability to provide higher flow rates
  • Ensures optimal performance throughout the boating season
  • Delivers higher flow rates and cooling flow to protect your engine
  • Easy to install

Cons

  • – May not be compatible with other outboard brands

9. Quicksilver 803750a03 Replacement Water Pump Kit For Mercury And Mariner 8-9.9 Hp 4-Stroke Outboards

Ensure the maximum performance of your Mercury or Mariner 4-stroke outboard with this top-quality nine-piece replacement water pump kit. The kit includes a replacement water pump housing, impeller, plate, and water guide tube, all produced to meet the original equipment manufacturer specifications of Mercury Marine.

Featuring impeller elastomers that offer improved flexibility across broad temperature ranges throughout the boating season, this kit is designed for durability and to provide higher flow rates and cooling flow, giving you ultimate protection for your engine.

Pros

  • Produced to meet original equipment manufacturer specifications of Mercury Marine
  • Includes all components needed for a complete replacement
  • Impeller elastomers offer improved flexibility across broad temperature ranges
  • Designed for durability and higher flow rates

10. Mercury Carburetor For 4-Stroke Outboards.

The Fit OEM Number 3303-895110T01 3303-895110T11 8M0104462 is a high-quality replacement part designed for Mercury Mariner Mercruiser 8HP 9.9HP 4-Stroke Outboard Engine. It is manufactured with precision and accuracy to meet or exceed OEM specifications to ensure a perfect fit and reliable performance. Before purchasing, it is recommended to check whether the model matches the product to avoid any compatibility issues.

In case of any problem with the product, customers can reach out to the manufacturer for assistance. The manufacturer is committed to providing excellent customer service and will help customers to solve the problem.

Pros

  • High-quality replacement part
  • Manufactured with precision and accuracy
  • Meets or exceeds OEM specifications
  • Perfect fit and reliable performance
  • Excellent customer service

Best Prop For Mercury 9.9 4 Stroke FAQs

Can I use a prop designed for a different brand of outboard on my Mercury 9.9 4 stroke?

It is not recommended to use props designed for a different brand of outboard on your Mercury 9.9 4 stroke. This is because each brand has its own specifications and requirements that are tailored to its outboard engines. Using a prop designed for a different brand may lead to performance issues and can potentially damage your Mercury outboard engine. It is always best to use a prop that is specifically designed for your outboard model and brand to ensure optimal performance and longevity of your engine. If you are unsure about which prop to use, it is recommended that you consult with a professional or your Mercury dealer to get the correct information and guidance on selecting the right prop for your Mercury 9.9 4 stroke engine.

How do I choose the right prop for my Mercury 9.9 4 stroke engine?

Choosing the right prop for your Mercury 9.9 4 stroke engine is an important decision that can impact the performance of your boat. Firstly, you need to consider the pitch of the prop. Pitch is the distance that the propeller moves in one full revolution. A higher pitch prop provides more speed, but reduces the acceleration and load carrying capacity of the boat. A lower pitch prop offers better acceleration and load carrying capacity, but reduces the top speed.

Next, you need to consider the diameter of the prop. The diameter of the propeller is the distance across the circle made by the tips of the blades. A larger diameter prop produces more thrust, but requires a stronger engine to turn it. A smaller diameter prop produces less thrust, but is easier to turn.

Finally, you need to consider the number of blades on the prop. A three-blade prop is the most common and offers a good balance between speed and acceleration. A four-blade prop offers more thrust and better handling, but may reduce the top speed.

It's important to consult the manufacturer's recommendations and to test different props to find the best fit for your boat and engine.

How do I determine if my current prop is appropriate for my Mercury 9.9 4 stroke outboard?

Determining whether your current prop is appropriate for your Mercury 9.9 4 stroke outboard requires some understanding of the basics of propeller sizing. The propeller size is determined by two factors: diameter and pitch. Diameter refers to the distance across the propeller blade tips, while pitch refers to the distance the propeller would travel forward in one complete revolution.

To ensure that your current prop is appropriate for your Mercury 9.9 4 stroke outboard, you need to check the manufacturer's specifications for your outboard's recommended propeller diameter and pitch. Once you have this information, you can compare it with the size of your current prop.

If your current prop matches the recommended diameter and pitch, then it should be appropriate for your outboard. However, if it is different, then you may need to consider changing the propeller to optimize your outboard's performance.

It is also worth noting that propeller selection can vary depending on the type of boat and its intended use. If you are unsure about the correct propeller sizing for your specific boat and outboard, it may be best to consult a professional marine technician or dealer.

What is the best prop for a Mercury 9.9 4 stroke outboard?

Choosing the best prop for a Mercury 9.9 4 stroke outboard engine can be a challenging task. The propeller's size, shape, and material will determine the performance of the engine. There are several factors to consider while selecting the right prop, including boat size, load, and intended use.

The pitch and diameter of the propeller are the two critical factors to consider. A higher pitch propeller will provide better speed, while a lower pitch will offer more power. Boat size and load will also determine the propeller size, as a larger boat will need a larger propeller to generate more thrust.

Another factor to consider is the material used in the propeller's construction. Stainless steel props are the most durable and long-lasting, but they are also the most expensive. Aluminum props are more affordable but tend to wear out faster.

Ultimately, the best prop for a Mercury 9.9 4 stroke outboard depends on your boating needs and preferences. Consulting with a boating expert or mechanic can help you make a more informed decision.

What is the pitch range for a prop suitable for a Mercury 9.9 4 stroke?

The pitch range for a prop suitable for a Mercury 9.9 4 stroke can vary depending on the specific model and application. However, generally speaking, the pitch range for this type of engine can be anywhere from 7 to 13 inches. It is important to choose the right prop pitch for your particular boat and engine combination in order to achieve optimal performance and efficiency. Factors such as boat weight, hull design, and intended use should all be taken into consideration when selecting a prop pitch. It is always best to consult with a knowledgeable dealer or technician for guidance in choosing the right prop for your specific needs. Proper prop selection can make a significant difference in the overall performance and handling of your boat.

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