Best Gas Powered Boat Motors for Small Boats and Dinghies
Looking for a reliable gas powered boat motor? This guide highlights five strong options suited for different boat sizes and uses. Each model is described with who it’s best for, why it’s chosen, and a practical caveat. The listed products span compact 2-stroke and more capable 4-stroke engines to cover inflatable boats, dinghies, and small fishing craft. Use the comparison table below to quickly compare power, shaft length, and key strengths.
| Product | Best For | Why It Stands Out | Notes |
|---|---|---|---|
| YIYIBYUS 2.3HP 52CC | Inflatables and small dinghies | Compact, corrosion resistant, efficient 2-stroke | Shallow fuel capacity; 0.22 gal tank |
| PERFERATE 12HP 169CC | Medium-sized fishing boats | Three-speed CVT, water cooling, solid thrust | Higher power, potentially more complex maintenance |
| Gosangom 3.5HP 2-stroke | Rubber boats and kayaks | Lightweight, fuel-efficient, good propeller design | Lower power; best for small crafts |
| HinLIaDa 2.3HP 52CC | Inflatable boats and yachts | High efficiency, easy steering | Basic 2.3HP; simple pull start |
| FXEIPOL 9HP 225CC | Inflatable and iron boats | High power, air-cooled, car-like throttle control | Heavier and larger engine |
YIYIBYUS 2.3HP 52CC Gas Outboard Motor
Best for compact inflatables, dinghies, and small fishing boats. This 2-stroke engine delivers 1.7 kW (2.3 HP) with a 52cc displacement and a 70 cm shaft. It uses a non-contact electronic ignition for reliable starts and features corrosion-resistant aluminum and PP construction for durability. Its fuel mix ratio is 25:1 and an 850 ml fuel tank supports short trips without frequent refueling. Best for boaters who need a lightweight, easy-to-mount motor with decent speed for small craft.
Who it’s best for: casual paddlers and anglers using small inflatable boats or dinghies that require modest power and quick startup. Not ideal for larger vessels or long-distance trips due to the small fuel capacity.
Caution: As a 2-stroke, it requires proper premix fuel and regular maintenance to avoid fouling or reliability issues at higher RPMs.
PERFERATE 12HP 169CC Outboard With Water Cooling
Best for medium-sized fishing boats and yachts that require more propulsion. This 2-stroke engine provides strong thrust and supports speeds suitable for recreational sailing, with a three-speed CVT for consistent cruising. Water cooling aids durability under extended use, and CDI ignition simplifies starting. Choose this if you need a more capable engine that remains manageable for casual boaters.
Who it’s best for: boaters needing reliable, mid-range power for navigation and fishing without investing in a full commercial outboard setup.
Caution: Higher horsepower means greater fuel consumption and maintenance needs compared to smaller models.
Gosangom 3.5HP 2-Stroke Outboard Motor
Best for lightweight boats and frequent short trips. This 3.5 HP engine uses a compact 36 x 14.17 x 5.9 inch footprint and weighs about 21.6 lbs, making it highly portable. It features a fuel-efficient carburetor and a 0.3 gal/h consumption estimate, which helps reduce running costs. The 2-stroke design delivers solid acceleration for small watercraft but may require more frequent maintenance than 4-stroke counterparts.
Who it’s best for: boaters prioritizing portability and fuel efficiency over maximum power. Great for inflatable boats and kayaks.
Caution: Low-end power means slower planing for larger loads or rough water conditions.
HinLIaDa 2.3HP 52CC Outboard Motor
Best for inflatable boats and small yachts requiring a compact power unit. The 2.3 HP engine shares a 52cc displacement and 4500-8500 rpm operating range, offering dependable performance for light vessels. The design emphasizes high efficiency and easy steering, with a broad steering angle for smoother control. Pull-start operation suits users who prefer traditional ignition methods.
Who it’s best for: owners of inflatable boats or small sailboats who want a simple, dependable motor with straightforward controls.
Caution: Limited power makes it unsuitable for larger craft or demanding headwinds and currents.
FXEIPOL 9HP 4-Stroke Outboard Motor
Best for inflatable and iron boats needing robust power. This 9 HP 225cc single-cylinder engine uses air cooling and a clutch-type transmission for smooth, gear-free operation. A manual pull-start start mirrors traditional outboards, while 3,800 rpm offers solid thrust and a practical top speed for recreational boating. Suitable for users who value durability and straightforward operation in a bigger compact engine.
Who it’s best for: boaters who want more power than small 2-stroke options can provide, with easy control and durable build. Not ideal for ultralight crafts or very small inflatables.
Caution: Higher weight and size may require a sturdier mounting setup on smaller boats.
Buying Guide: Gas-Powered Outboard Motors
- Purpose and boat size: Choose power that matches your vessel’s length, weight, and typical load. Smaller inflatables benefit from 2.3–3.5 HP engines, while larger dinghies may justify 7–12 HP or more.
- Fuel and efficiency: Two-stroke engines typically deliver higher power-to-weight but require premixed fuel and more frequent maintenance. Four-stroke units offer smooth operation and better fuel economy but are heavier.
- Starting mechanism: Pull-start vs electronic ignition affects ease of use and reliability in various weather conditions.
- Durability and materials: Look for corrosion-resistant aluminum or alloy housings and water cooling for extended life in saltwater or harsh environments.
- Shaft length: Short, medium, or long shaft must match your boat transom height to prevent cavitation and optimize propeller performance.
- Maintenance: Regular spark plug checks, fuel system cleaning, and proper oil/fuel mixing (for 2-strokes) are essential for longevity.
- Weight and mounting: Heavier engines require sturdy mounting hardware and appropriate transom strength. Consider handling and storage when selecting a motor.
Frequently Asked Questions
- What size outboard motor do I need for a small inflatable boat? – Generally 2.3–3.5 HP is suitable for small inflatables and dinghies, depending on weight and load.
- Are 2-stroke outboard motors legal for saltwater fishing? – Yes, but ensure you follow local emissions and fuel mixture guidelines and perform proper maintenance to prevent pollution.
- How important is shaft length? – Very important. An incorrect shaft length can cause cavitation and inefficient thrust, especially on windy days.
- Should I choose a four-stroke or two-stroke engine? – Four-strokes are cleaner and more fuel-efficient with longer life; two-strokes offer lighter weight and high power-to-weight, but require more maintenance.
- Is a water cooling system necessary? – Water cooling improves durability and performance, especially in longer runs or saltwater environments.
- What maintenance does a gas outboard require after seasonal storage? – Drain fuel, check the fuel lines, replace spark plugs if needed, and lubricate moving parts before reuse.