2025 Tohatsu MFS4 20 in

2025 Tohatsu MFS4 20 in

PORTABLE

When you have a small boat that needs reliable power, look to Tohatsu’s 4 hp 4-stroke. It provides Tohatsu’s legendary quality while also providing cleaner emissions for you and the environment.

This portable best-seller has been upgraded with newly designed top and bottom cowls based on Tohatsu Design Philosophy for Marine Products with ergonomically designed front and back carrying handles.

In addition, you can now store your engine in 3 different positions without worrying about oil spillage.
*Please refer to Owner's Manual for storage and transportation guidelines.

Tohatsu 4 hp 4-Stroke Benefits

• Newly designed top and bottom cowls based on Tohatsu Design Philosophy for Marine Products
• 3-way storage positions without worrying about oil spill
• Light and compact
• Front mounted shift lever, an industry first in its class
• Designed with proven technology
• Greatly reduced vibration for smooth and stable running at all speeds
• Greatly reduced induction noise for a quieter ride
• Ultra-low emission, EPA and CARB 3-Star rating approved
• 5 Year limited warranty

Easy Operation and Handling

• Newly designed Tohatsu’s unique front and back carrying handles for easier transportation
• Digital CD ignition for easier engine starting, quicker throttle response and smoother trolling
• Recoil starter with larger reel making manual starting fast and easy
• Shallow water drive
• 6 trim positions
• Adjustable steering friction for reducing steering effort
• New longer tiller handle (110mm extension)

Fundamentals for User Convenience and Reliability

• Through-the-prop exhaust for a quieter ride
• Thermostatically controlled cooling system for consistent engine temperature
• Stainless steel water pump housing liner for outstanding durability
• High grade marine aluminum alloy that provides the ultimate protection against corrosion
• Zinc coating on internal water passages for superior corrosion resistance
• Aluminum propeller

Protection

• Low oil pressure indicator
• Safety lanyard (an essential protection feature standard on all Tohatsu outboards)
• Start-in-gear protection for safer engine starting
• Over-rev. limiter

Features May Include: 

Front & Back Large Carry Handles

• Ergonomically designed new Large Front & Back Carrying Handles which allow easier carry and transportation from having one handle positioned slightly below another.

3-Way Storage

• 3-way storage positions (Port, Front & Starboard side down) without worrying about oil spill. *Please refer to Owner's Manual for storage and transportation.

Front Mounted Shift Lever

• The new front mounted shift lever, an industry first in its class, allows for better drivability.

Longer Tiller Handle

• The tiller handle has been extended 110mm from previous models for easier access and maneuverability.

Integral Tank

• With a built-in fuel tank conveniently located on top, the 4 hp becomes ready for cruising quickly and without taking up extra space in the boat. An external fuel fitting also comes standard with this model to allow the motor to hook up to a remote fuel tank as well.

Propeller Hub Exhaust

• Through-the-prop exhaust helps reduce engine noise.