Description

Mercury 20M FourStroke EFI 15″ Outboard Motor

The Mercury 20M FourStroke EFI 15″ Outboard Motor is a lightweight, portable, and fuel-efficient outboard designed to provide dependable performance for fishing boats, jon boats, inflatables, tenders, and utility craft. Powered by Mercury’s reliable 333 cc inline 2-cylinder SOHC 4-stroke engine, the 20M delivers responsive acceleration, smooth operation, and excellent fuel economy while remaining compact and easy to transport. Its Electronic Fuel Injection (EFI) system ensures quick starts, crisp throttle response, and reliable operation without the need for a manual choke.

Designed with a 15-inch (Short Shaft), manual start, and tiller steering, the Mercury 20M is ideal for smaller boats that require a balance of power, portability, and simplicity. The engine features through-propeller exhaust for quieter operation, manual trim with shallow-water drive capability, and corrosion-resistant components for dependable performance in both freshwater and saltwater environments. Its lightweight design makes installation, transport, and storage easy for recreational boaters and anglers alike.

Whether you’re heading to your favorite fishing spot, exploring rivers and lakes, or powering a small workboat, the Mercury 20M FourStroke delivers the reliability, efficiency, and performance that Mercury Marine is known for.

Specifications

• Engine Type: Inline 2-Cylinder, SOHC, 4-Stroke
• Horsepower: 20 HP
• Displacement: 333 cc (20.3 cu. in.)
• Fuel System: Electronic Fuel Injection (EFI)
• Ignition System: CDI with Electronic Spark Advance
• Starting System: Manual Start
• Lubrication: Wet Sump Pressure Lubrication
• Cooling System: Water-Cooled with Thermostat
• Shaft Length: 15″ (Short Shaft)
• Steering: Tiller Handle
• Trim & Tilt: Manual Trim with Shallow Water Drive
• Gear Shift: Forward, Neutral, Reverse
• Gear Ratio: 2.15:1
• Alternator Output: Optional 12A / 145W
• Recommended Full Throttle RPM: 5,700–6,200 RPM
• Fuel Tank: 3.2-Gallon (12-Liter) External Fuel Tank
• Fuel Type: Unleaded Gasoline (87 Octane Minimum)
• Approximate Weight: 99 lbs (45 kg)

Key Features

• Lightweight 333 cc EFI FourStroke engine for excellent portability.
• Electronic Fuel Injection (EFI) provides instant starts and improved fuel efficiency.
• Battery-free EFI system allows reliable manual starting.
• Manual start and tiller steering offer simple, dependable operation.
• Quiet through-propeller exhaust reduces engine noise.
• Manual trim with shallow-water drive improves versatility in varying water depths.
• Corrosion-resistant construction provides dependable freshwater and saltwater durability.
• Easy-access maintenance points simplify routine servicing.
• Compact design makes transport and storage easy.
• Excellent power-to-weight ratio for small boats and utility applications.

Ideal Applications

• Jon boats
• Aluminum fishing boats
• Inflatable boats
• Dinghies
• Tender boats
• Small skiffs
• Utility boats
• Recreational watercraft

Why Choose the Mercury 20M FourStroke?

The Mercury 20M FourStroke EFI offers an excellent combination of portability, dependable power, and fuel efficiency. Its lightweight construction, battery-free EFI technology, quiet operation, and straightforward manual controls make it an ideal choice for anglers, recreational boaters, and utility users. Whether you’re fishing, exploring inland waterways, or using it as a reliable tender motor, the Mercury 20M FourStroke delivers the durability, efficiency, and trusted performance that have made Mercury Marine one of the world’s leading outboard manufacturers. Mercury 20M FourStroke. Purchase this Mercury outboard model and get a total of 5 years of Mercury factory-backed limited coverage! In addition to the standard 3-year warranty, you will also receive a 2-year Mercury Product Protection Gold plan!