We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

4 Best Outboard Boat Motors 2025 in the United States

How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Our Top Picks

#1

Winner

Outboard Propeller for Tohatsu/Mercury Outboard 8HP-9.8HP Boat Propeller Engine Motor 8.5" X 9" 3B2W64517-1 3B2-64517-1

Rating
10.0
Chosen by1,296
Horsepower (HP)

Most important from
23 reviews

Horsepower (HP)
This prop fit my old Nissan 8HP perfectly and installation was a breeze.

The Outboard Propeller for Tohatsu/Mercury Outboard 8HP-9.8HP Boat Propeller Engine Motor is a solid choice for small and inflatable boats. With a maximum horsepower of 9.9 HP, it is suitable for lightweight, manual operation. It’s designed to fit specific Mercury/Mariner and Tohatsu models, so double-checking the OEM part number before purchase is critical.

The product features a diameter of 8.5 inches and a pitch of 9 inches with three blades, ensuring performance similar to OEM parts. This propeller is particularly lightweight at 1.52 pounds, making it easy to manage and install. It is an aftermarket product, meaning it may not offer the same durability as original manufacturer parts, although performance is guaranteed.

The starting system is manual, which might be less convenient compared to electric start options. Available for gasoline engines, it is compatible with 2-stroke engines. Free returns offer added purchase security. If you need a reliable and affordable propeller for your small boat, this could be a good match.

Rating
10.0
Chosen by1,296
Horsepower (HP)

Most important from
23 reviews

Horsepower (HP)
This prop fit my old Nissan 8HP perfectly and installation was a breeze.
#2

Mercury Propeller for Outboard 8hp 9.9hp 4T Engine Motors 48-895183A10 Tohatsu Boat Prop F8.5 8hp 9.8hp 8.9 * 8.3 3B2W64517

The Mercury Propeller for Outboard 8hp 9.9hp 4T Engine Motors by COPKINGO offers a solid option for those with smaller boats, particularly inflatable ones. It supports a maximum horsepower of 9.9HP, which is adequate for light to medium usage. The propeller is designed for manual operation and is compatible with 2-stroke engines.

Made from aluminum, it ensures durability while keeping the weight down to just 1.43 pounds, making installation and handling quite easy. Its black color gives it a sleek appearance that can match well with most boats.

However, it lacks some advanced features like electric start or automatic control, which could be a drawback for those seeking more convenience. The manual operation may also require more physical effort. Given its rank in the market, this propeller seems to be a reliable choice for casual boaters or those with smaller outboard motors.

#3

Boat Outboard Propeller for Suzuki Engine Motor DT DF 9.9HP 15HP 20HP Suzuki Propeller 9-1/4" x 9" 58100-93723-019

The Boat Outboard Propeller for Suzuki Engine Motor is designed for a range of models including DT9.9, DT15, DF9.9, and DF15, as well as 20HP engines, making it quite versatile for different boat types. The propeller has a diameter of 9 1/4 inches and a pitch of 9 inches, matching the original OEM specifications, which should ensure reliable performance. It's a right-hand rotating propeller with three blades, and the manufacturer guarantees its performance and quality.

The manual control and 4-stroke engine configuration make it straightforward to operate, though it may not be ideal for those looking for automated systems. Weighing only 2.2 pounds, it is lightweight, which is beneficial for handling and installation. However, it’s important to note that the product requires gasoline for fuel and must be mounted directly onto the engine.

Potential buyers should check the OEM part number to ensure compatibility before purchasing. Free returns are accepted, adding a layer of purchase security. This propeller is a solid option for those needing a reliable and easy-to-handle replacement for their Suzuki outboard motor.

Buying Guide for the Best Outboard Boat Motors

Choosing the right outboard boat motor is crucial for ensuring a smooth and enjoyable boating experience. The right motor will depend on your boat type, how you plan to use it, and your personal preferences. Understanding the key specifications will help you make an informed decision that best fits your needs.
Horsepower (HP)Horsepower measures the power output of the motor. It's important because it determines how fast and efficiently your boat can move. Lower horsepower (2-20 HP) is suitable for small boats and calm waters, while medium horsepower (20-100 HP) is ideal for larger boats and moderate activities like fishing or cruising. High horsepower (100+ HP) is necessary for large boats and high-speed activities like water skiing. Choose the horsepower based on your boat size and intended use.
Shaft LengthShaft length is the distance from the mounting bracket to the bottom of the motor. It's crucial for ensuring the propeller is properly submerged in the water. Short shafts (15 inches) are for small boats and shallow waters, while long shafts (20-25 inches) are for larger boats and deeper waters. Extra-long shafts (30 inches or more) are for very large boats or rough waters. Measure the transom height of your boat to determine the correct shaft length.
Fuel TypeOutboard motors can be powered by gasoline or electric. Gasoline motors are more powerful and suitable for long distances and high-speed activities. Electric motors are quieter, more environmentally friendly, and ideal for short distances and calm waters. Choose the fuel type based on your boating habits and environmental considerations.
WeightThe weight of the motor affects the balance and performance of your boat. Lighter motors are easier to handle and install, making them suitable for small boats and casual use. Heavier motors provide more power and stability, which is important for larger boats and rough waters. Ensure your boat can support the weight of the motor you choose.
Control TypeOutboard motors can be controlled via tiller or remote. Tiller control involves a handle directly on the motor, offering simplicity and direct control, ideal for small boats. Remote control uses a steering wheel and throttle, providing more comfort and precision, suitable for larger boats. Choose the control type based on your comfort and the size of your boat.
Starting SystemOutboard motors can have manual or electric start systems. Manual start requires pulling a cord, which is reliable and doesn't need a battery, suitable for small motors. Electric start uses a button or key, offering convenience and ease, ideal for larger motors. Consider your physical ability and preference for convenience when choosing the starting system.

FAQ

Most Popular Categories Right Now