Tohatsu 140hp MFS140AETCUL Outboard Motor
$7,252.00
The Tohatsu 140hp MFS140AETCUL Outboard Motor delivers powerful EFI four-stroke performance with counter-rotation capability and extra-long shaft stability—ideal for twin-engine offshore and commercial boat setups.
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Overview Tohatsu 140hp MFS140AETCUL Outboard Motor
The Tohatsu 140hp MFS140AETCUL Outboard Motor is a high-output EFI four-stroke engine designed specifically for twin-engine applications that require counter-rotation and maximum control. Featuring a 25” extra-long shaft and opposite-rotation lower unit, this model improves handling balance, reduces steering torque, and enhances overall maneuverability on offshore and commercial vessels.
Built with industry-first 4-2-1 Performance Tuned Exhaust technology and Simpliq™ SOHC-4V engine architecture, the MFS140AETCUL delivers exceptional low-end torque, smooth acceleration, and impressive fuel efficiency—often matching the real-world performance of heavier 150hp outboards without the added weight.
Features and Performance
- Counter-Rotation Gearcase: Optimized for twin-engine setups to improve tracking, balance, and control
- Electronic Fuel Injection (EFI): Provides quick starts, smooth throttle response, and consistent fuel efficiency
- 4-2-1 Performance Tuned Exhaust: Maximizes low-end torque and acceleration across the RPM range
- SOHC 4-Valve Engine Design: Enhances airflow and combustion efficiency
- Simpliq™ Technology: Central spark plug placement improves heat management and fuel economy
- Fine-Tuned ECU Programming: Delivers responsive throttle control and stable power output
- Built-In Freshwater Flushing System: Simplifies routine maintenance and extends engine life
- Ultra-Low Emissions: CARB 3-Star and EPA compliant
Why You Should Buy it
- Essential for twin-engine counter-rotating configurations
- Extra-long shaft ideal for offshore and deeper-transom boats
- Best-in-class torque with lighter engine weight
- Smooth, quiet four-stroke operation for long offshore runs
- Excellent alternative to heavier 150hp outboards
- Backed by a 5-year Tohatsu manufacturer warranty
| Specification | Details |
|---|---|
| Engine Type | Four Stroke |
| Model | MFS140AETUL |
| Horsepower | 140 hp |
| Cylinders | 4 |
| Displacement | 1995 cc |
| Shaft Length | 25" X-Long |
| Starting System | Electric |
| Steering | Tiller or Remote Mechanical |
| Induction System | Electronic Fuel Injection (EFI) |
| Full Throttle Range | 5,150 – 5,850 rpm |
| Weight | 394 lbs |
| Emissions | CARB 3-Star & EPA |
| Warranty | 5-Year Manufacturer Warranty |
- Tohatsu 140hp MFS140AETUL Outboard Motor
- Power Trim & Tilt system
- 12-Volt charging system
- Stop switch lanyard
- Owner’s manual
Frequently Asked Questions About Tohatsu 140hp MFS140AETCUL Outboard Motor
Is Tohatsu 140hp MFS140AETCUL Outboard Motor built more for casual use or regular duty?
Tohatsu 140hp MFS140AETCUL Outboard Motor is intended for boaters who need stronger four-stroke performance for larger boats that need strong long-shaft four-stroke power. With 140 hp, Electronic Fuel Injection (EFI), and a more substantial engine platform, it is better suited to regular duty than a lightweight portable outboard.
What technical specs matter most when comparing this outboard?
The row highlights 140 hp, 4 cylinders, 1995 cc, Electronic Fuel Injection (EFI), which helps buyers compare throttle response, torque, and fuel delivery with more context than horsepower alone. On larger or more regularly used boats, those engine details often shape real-world performance and ownership expectations.
Which rigging details should buyers pay attention to here?
The configuration matters because the listing specifies 25" x-long, tiller or remote mechanical, electric start. Those details affect installation, helm feel, and how well the motor matches a particular transom height or control layout, so they are worth checking as closely as the horsepower rating.
What package details are useful before ordering?
The package information helps clarify ordering expectations because the row lists Tohatsu 140hp MFS140AETUL Outboard Motor, Power Trim & Tilt system, 12-Volt charging system, along with other standard items. That is useful when buyers want to know whether key operating or installation pieces are already part of the purchase.

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