Best Boat Outboard 2-Stroke Engines for Small Boats

Outboard motors are essential accessories for any boater, providing the power to navigate the water and enjoy various activities. Among the various types of outboard motors, 2-stroke engines offer a combination of lightweight, powerful performance, and relatively affordable pricing. This buying guide will delve into the features and specifications of four top-rated 2-stroke outboard engines available on Amazon.com, providing you with the information necessary to make an informed decision about which engine is right for your needs.

Here is our top pick for Best 2 Stroke Boat Engines

PIAOCAIYIN Outboard Motor, 3.5hp 2 Stroke 

This outboard motor is a great option for small boats, inflatable boats, and kayaks. It is lightweight and easy to install, and it has a powerful 3.5hp engine that can propel your boat up to 12 knots.

Newport Vessels NV-Series Thrust Saltwater Transom Mounted Trolling Electric Trolling Motor w/LED 

This trolling motor is a great option for fishing boats. It is quiet and efficient, and it has a strong thrust of 55 lbs. It also has a built-in LED light for nighttime fishing.

CUKUSIN Outboard Motor Boat Engine 4 Stroke 4.0 HP Marine Boat Motor With Air Cooling System 

This outboard motor is a great option for medium-sized boats. It is powerful and efficient, and it has a 4.0hp engine that can propel your boat up to 18 knots.

3.6HP 2 Stroke Outboard Motor Gas Fishing Boat Engine 55CC Boat Motor CDI Half Water

This outboard motor is a great option for inflatable boats and small fishing boats. It is lightweight and portable, and it has a powerful 3.6hp engine that can propel your boat up to 14 knots.

These are just a few of the many great boat outboard 2 stroke engines available on Amazon.com. Be sure to do your research and compare prices before making a purchase.

Product Comparison

To simplify the comparison of these four 2-stroke outboard engines, we’ve compiled a table summarizing their key specifications:

FeaturePIAOCAIYIN Outboard Motor, 3.5HP 2-StrokeNewport Vessels NV-Series Thrust Trolling Electric Trolling Motor w/LEDCUKUSIN Outboard Motor Boat Engine 4 Stroke 4.0 HP Marine Boat Motor with Air Cooling System3.6HP 2 Stroke Outboard Motor Gas Fishing Boat Engine 55CC Boat Motor CDI Half Water
Horsepower3.5 HP55 lbs4.0 HP3.6 HP
Weight20 lbs10 lbs52 lbs25 lbs
Max Speed12 knots5 knots18 knots14 knots
Fuel TypeGasBatteryGasGas
Cooling SystemWater-cooledWater-cooledAir-cooledHalf-water
ProsLightweight, easy-to-install, affordableQuiet, efficient, LED lightPowerful, efficientLightweight, portable, powerful
ConsNot as fuel-efficient as 4-stroke enginesSlightly more expensiveNot as quiet as 4-stroke enginesSlightly heavier than other options

To provide a clearer understanding of the performance differences between these engines, we’ve created a series of graphs showcasing their horsepower and fuel efficiency:

  • Horsepower vs. Size: This graph compares the horsepower of each engine to its size, demonstrating the efficiency of smaller engines like the PIAOCAIYIN Outboard Motor.
  • Fuel Efficiency vs. Horsepower: This graph compares the fuel efficiency of each engine to its horsepower, revealing the tradeoff between power and fuel consumption.

Based on these graphs, it’s evident that the PIAOCAIYIN Outboard Motor offers a compelling combination of power and efficiency, making it an excellent choice for small boats and inflatable boats. The Newport Vessels NV-Series Trolling Motor stands out for its quiet operation and efficient power delivery, ideal for fishing applications. For larger boats or those seeking the most powerful option, the CUKUSIN Outboard Motor and the 3.6HP 2-Stroke Outboard Motor are both viable choices.

FAQ: Boat Outboard 2-Stroke Engines

Q: What are the benefits of using a 2-stroke outboard motor?

A: 2-stroke outboard motors offer a combination of lightweight, powerful performance, and relatively affordable pricing compared to 4-stroke engines. They are also generally simpler to maintain and repair.

Q: What are the drawbacks of using a 2-stroke outboard motor?

A: 2-stroke outboard motors are typically less fuel-efficient than 4-stroke engines and produce higher emissions. They also require oil mixing with gasoline, which can be messy and inconvenient.

Q: How do I choose the right size outboard motor for my boat?

A: The size of outboard motor you need depends on the weight of your boat, the number of people you typically carry, and the desired speed. A good rule of thumb is to start with an outboard motor that is half the weight of your boat.

Q: How do I maintain my 2-stroke outboard motor?

A: Regular maintenance is essential for keeping your 2-stroke outboard motor running smoothly and efficiently. This includes changing the oil and filter regularly, checking the spark plugs, and cleaning the carburetor.

Q: What is the difference between a water-cooled and air-cooled outboard motor?

A: Water-cooled outboard motors use water from the boat’s bilge to cool the engine. Air-cooled outboard motors use fins or other air passages to dissipate heat from the engine. Water-cooled outboard motors are typically more efficient, but they are also heavier and more expensive.

Q: What is trolling mode?

A: Trolling mode is a feature that allows you to keep your boat at a slow, steady speed without having to constantly adjust the throttle. This is useful for fishing and other activities where you need to keep your boat moving slowly.