Mercury 20HP Short Tiller – 2S (M17049)

Mercury 20HP Short Tiller – 2-Stroke (M17049) is a compact, lightweight, and powerful outboard engine designed for small boats and versatile applications. Known for its simplicity, durability, and quick acceleration, this 2-stroke motor is ideal for recreational and utility boating, offering a balance of portability and reliable performance.

Specifications

• Engine Type: 2-Stroke, Carbureted
• Horsepower: 20 HP
• Controls: Tiller handle
• Shaft Length: Short (15 inches)
• Fuel Type: Gasoline (Oil-gas mix, typically 50:1 ratio)
• Weight: ~115 lbs (52 kg)
• Ignition System: CDI (Capacitor Discharge Ignition) for reliable starts
• Cooling System: Water-cooled with thermostat

Features

Compact and Lightweight Design:

• At approximately 115 lbs, this motor is easy to transport and install, making it ideal for small boats and dinghies.

Tiller Handle Control:

• Ergonomically designed tiller with throttle and shift controls for precise handling and ease of use.

Quick Acceleration:

• The 2-stroke design delivers a strong power-to-weight ratio for fast acceleration and responsiveness.

Durability:

• Built with corrosion-resistant materials for reliable operation in freshwater and limited saltwater environments.

Simple Maintenance:

• The straightforward design of the 2-stroke engine makes routine maintenance quick and affordable.

Fuel Efficiency:

• Offers a good balance of power and fuel consumption, suitable for shorter trips and moderate usage.

Applications

• Fishing Boats: Perfect for powering small aluminum or fiberglass fishing boats.
• Dinghies and Tenders: Lightweight and compact for easy installation and removal.
• Utility Boats: Reliable for light-duty tasks, such as transporting goods or people.

Performance and Efficiency

• Power Delivery: Provides ample thrust for small crafts, ensuring a smooth ride even with moderate loads.
• Fuel Economy: Efficient for a 2-stroke motor, though slightly less so compared to 4-stroke engines.
• Noise and Vibration: Typical for 2-stroke engines but manageable for its size and power output.

Maintenance Tips

Fuel Mixture:

• Always use high-quality oil and gasoline in the recommended 50:1 ratio to prevent carbon buildup and maintain performance.

Flush the Engine:

• After use in saltwater, flush the cooling system with fresh water to prevent corrosion.

Spark Plug Maintenance:

• Inspect and replace spark plugs as needed to ensure optimal ignition.

Propeller Care:

• Regularly check for damage or debris to maintain efficiency and performance.

Annual Inspection:

• Perform a yearly service to inspect seals, gaskets, and other key components.

Market Information

• Price Range (Used): $1,500–$3,000 USD, depending on condition and hours of use.
• Availability: Commonly available in secondhand markets or marine equipment dealers.
• Resale Value: Holds good value due to its reliability and demand for lightweight outboards.

Pros and Cons

Pros:

• Lightweight and easy to handle.
• Quick acceleration with excellent power-to-weight ratio.
• Straightforward maintenance and repair.
• Affordable compared to 4-stroke engines.

Cons:

• Higher emissions and noise compared to 4-stroke models.
• Requires pre-mixed fuel.
• Less fuel-efficient than modern alternatives.

Notes

Mercury 20HP Short Tiller – 2S (M17049) is a practical and dependable outboard motor, perfect for small boat owners who value simplicity and performance. Its lightweight design and ease of use make it a versatile option for various boating needs. Mercury 20HP Short Tiller – 2S (M17049)