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2021 Tohatsu 40hp, 4-Stroke

Introducing the all new, lightest weight in its class, 40hp four stroke. Outfitted with a sleek new four stroke design, the MFS40 is the newest edition to the Tohatsu lineup of motors. Starting at just 209 pounds, you will not find a lighter weight motor in its class.

This outboard is equipped with proven technology, including electronic fuel injection and digital CD ignition, which provides quick throttle response, excellent fuel economy, and very smooth rides on the water. The MFS40 also has a high output 21 amp alternator for superior battery charging. The adjustable steering friction and trim tab reduces your amount of steering effort, making for an easier and more enjoyable boating experience. Convenience is also covered with the 40hp four stroke’s built-in freshwater flushing system, making routine flushing quick and easy.

The all new 40hp four stroke not only offers a more powerful ride while using less fuel, but is among the lightest on the water in its class. With proven reliability and performance, the MFS40 is every boater’s versatile choice for work, play or even once-in-a-lifetime memory making!

Engine: 40HP

Type:4 Stroke, 3 Cylinder

Output:40 hp (29.4 kw)

Displacement:866 cc (52.84

Bore & Stroke:70 x 75 mm (2.75 x 2.95 in)


Ignition System:MicroComputer Programmed

Controls:Tiller Handle OR Remote Control

Transom Height15", 20"

FuelUnleaded Gasoline (87 Octane) or higher

Oil TypeNMMA Certified FC-W® 4-stroke oil

Oil Capacity0.63 gal. (2.4 L) w/filter

Weight*209 lbs. (95 kg)

Alternator Output12V, 252W, 21A

Max. RPM Range5,000 - 6,000


Gear Ratio: 2.08:1

Gear Shift:Forward - Neutral - Reverse


(click this link)

Specifications subject to change without notice.


        Tohatsu 4-Stroke Benefits:

  • All new sleek design
    Outstanding fuel economy

  • Lightest weight in its class, starting at just 209 lbs.

  • Available in 15” & 20” shaft lengths

  • Ultra-low 3 star CARB emission approved

  • 5 Year limited warranty

    ​High Performance and Easy Operation:

  • Electronic fuel injection

  • Digital CD ignition system for quicker starts

  • High output 21 amp alternator

  • New and improved gear case with lower gear ratio for increased low end torque

  • Adjustable steering friction and trim tab for reducing steering effort

  • Power trim & tilt

    Fundamentals for User Convenience and Reliability:

  • Through the prop exhaust for a quieter ride

  • Built-in freshwater flushing system for easy routine flushing

  • Variable idling speed control from 650 to 950 rpm’s

  • A camshaft-driven trochoid oil pump ensures long-term durability of critical engine components

  • Stainless steel water pump housing liner for outstanding durability

    Warning & Protection:

  • Low oil level warning (visual and audible)

  • Overheat warning (visual and audible)

  • Battery voltage warning (visual only)

  • Start-in-gear protection for safer engine starting

  • Safety lanyard (an essential protection feature standard on all Tohatsu outboards)

  • Over-rev. limiter

Model ,    Shaft size.     Electric Start ,    Controls          Weight                            

Power trim and tilt 15"Electric start Tiller or Remote  209 lbs              Call for Pricing  

Power trim and tilt 20" Shaft or Remote                          214 lbs                                         

Installation available  -     Please call For Additional price on Style of controls, remote or Tiller Handel.


Please Note Prop Specifications required.       Thanks

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