Description

Tohatsu 25HP EFI Outboard Motor | Electric Start, Tiller Steering | 20″ Long Shaft | MFS25DEFL

The Tohatsu MFS25DEFL 25HP EFI Outboard Motor combines lightweight engineering, exceptional fuel efficiency, and reliable four-stroke performance to deliver one of the most versatile outboards in its class. Featuring Electronic Fuel Injection (EFI), electric start with manual backup, and a 20-inch long shaft, this advanced outboard is ideal for fishing boats, inflatables, aluminum boats, utility vessels, and recreational watercraft.

Designed with Tohatsu’s latest engineering innovations, the MFS25DEFL boasts a significantly lighter design than previous generations while maintaining exceptional durability and power. The advanced battery-less EFI system provides effortless starting, smooth throttle response, and improved fuel economy, making every trip more efficient and enjoyable.

With its industry-leading power-to-weight ratio, high-output charging system, and optimized gear ratio, the MFS25DEFL delivers dependable performance for boaters who demand reliability, versatility, and long-term value.

Key Features

• Battery-less Electronic Fuel Injection (EFI)
• Electric Start with Manual Backup
• Lightweight 3-Cylinder Design
• Tiller Steering Control
• 20″ Long Shaft Configuration
• Best-in-Class Power-to-Weight Ratio
• Advanced Cross-Flow Induction System
• Digital CD Ignition
• High Output 17.5 Amp Alternator
• Optimized 2.17:1 Gear Ratio
• Smooth and Quiet Operation
• Excellent Fuel Efficiency
• Adjustable Steering Friction and Trim Tab
• EPA and CARB Approved Low Emissions
• Durable Four-Stroke Reliability

Ideal Applications

The Tohatsu MFS25DEFL is ideal for:

• Aluminum Boats
• Fishing Boats
• Inflatable Boats
• Utility Boats
• Jon Boats
• Tender Boats
• Recreational Watercraft
• Commercial Marine Applications

Motor Specifications

• Engine Type: Tohatsu MFS25DEFL Four Stroke
• Horsepower: 25HP
• Cylinders: 3-Cylinder
• Shaft Length: 20″ Long Shaft
• Steering: Tiller
• Starting System: Electric Start + Manual Start
• Weight: 138 lbs
• Full Throttle Range: 5000–6000 RPM
• Displacement: 526cc
• Fuel System: Electronic Fuel Injection (EFI)
• Alternator Output: 17.5 Amp
• Gear Ratio: 2.17:1
• Warranty: Tohatsu 5-Year Limited Warranty

Standard Equipment

• Standard Tiller Handle
• External Fuel Tank (6.6 Gallons)
• Fuel Line Hose
• 12-Volt Charging System
• Service Tool Kit & Parts
• Stop Switch Lanyard
• Owner’s Manual

Propeller sold separately.

Advanced EFI Technology

Battery-Less EFI System

The advanced battery-less EFI system delivers dependable starting performance, optimized fuel consumption, and smooth operation without requiring battery power for fuel injection functionality.

Improved Fuel Economy

The EFI system automatically adjusts fuel delivery to provide efficient operation throughout the RPM range, reducing fuel costs and increasing cruising range.

Smooth Acceleration

Precise fuel management ensures crisp throttle response and consistent acceleration whether trolling, cruising, or operating at higher speeds.

Lightweight Performance Advantage

Through extensive redesign of major engine components, including the crankshaft and intake manifold, Tohatsu significantly reduced overall engine weight while maintaining durability and performance. The result is a lighter, easier-to-handle outboard with excellent power output and fuel efficiency.

Advanced Cross-Flow Induction

The advanced cross-flow induction system enhances airflow through the engine, improving combustion efficiency, power delivery, and overall engine responsiveness.

High Output Charging System

The integrated 17.5-amp alternator helps keep onboard batteries charged while powering electronics, navigation systems, and marine accessories.

Benefits of the 20″ Long Shaft

The 20-inch shaft configuration offers:

• Better propeller immersion
• Improved rough-water handling
• Enhanced efficiency and control
• Compatibility with deeper transom boats
• Reduced cavitation during operation

Frequently Asked Questions

Does the MFS25DEFL feature EFI technology?

Yes. The MFS25DEFL comes equipped with Tohatsu’s advanced battery-less Electronic Fuel Injection system.

Is electric start included?

Yes. This model includes electric start as well as a manual backup starting system.

Is a fuel tank included?

Yes. The package includes a 6.6-gallon external fuel tank and fuel line hose.

Does this outboard include a charging system?

Yes. A high-output 12-volt charging system with a 17.5-amp alternator is included.

Is a propeller included?

No. The propeller is sold separately, allowing owners to select the optimal propeller for their specific boating requirements.

What warranty is included?

The Tohatsu MFS25DEFL is covered by Tohatsu’s industry-leading 5-Year Limited Warranty.

Why Choose the Tohatsu MFS25DEFL?

The Tohatsu MFS25DEFL 25HP EFI Outboard Motor offers the perfect combination of lightweight construction, advanced EFI technology, strong three-cylinder performance, and dependable four-stroke reliability. Whether powering a fishing boat, inflatable, utility vessel, or recreational craft, the MFS25DEFL delivers outstanding fuel economy, smooth operation, and the durability that has made Tohatsu one of the most respected names in marine propulsion.