Tohatsu 140hp MFS140AETUL Outboard Motor

The Tohatsu 140hp MFS140AETUL Outboard Motor is a high-output EFI four-stroke engine engineered for boaters who demand strong low-end torque, smooth acceleration, and dependable propulsion on vessels with deeper transoms. Featuring a 25” extra-long shaft, this model is ideal for offshore boats, heavier hulls, and demanding commercial applications.

With its industry-first 4-2-1 Performance Tuned Exhaust and optimized torque-to-displacement ratio, the MFS140AETUL can deliver real-world performance comparable to heavier 150hp outboards—without the extra weight penalty.

Features and Performance

• Electronic Fuel Injection (EFI): Ensures 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: Optimizes combustion efficiency and power delivery

• Simpliq™ Technology: Central spark plug placement improves heat control and fuel economy

• Fine-Tuned ECU Programming: Provides responsive acceleration and smooth power output

• High Output Charging System: Supports onboard electronics and accessories

• Built-In Freshwater Flushing System: Simplifies maintenance and extends engine life

• Ultra-Low Emissions: CARB 3-Star and EPA compliant

Why You Should Buy It

• Ideal for extra-long shaft boats and offshore applications

• Best-in-class torque with lighter overall engine weight

• Comparable performance to heavier 150hp outboards on many boats

• Smooth, quiet four-stroke operation for long-distance cruising

• Suitable for recreational, offshore, and commercial use

• Backed by a 5-year Tohatsu manufacturer warranty

FAQ – Tohatsu 140hp MFS140AETUL Outboard Motor

Q: What is the difference between MFS140AETUL and MFS140AETL?
A: The AETUL version features a 25” extra-long shaft, while the AETL uses a 20” long shaft.

Q: Is this engine suitable for offshore boats?
A: Yes, the x-long shaft and high torque output make it ideal for offshore and deeper-transom boats.

Q: How does this compare to a 150hp outboard?
A: On many hulls, the MFS140AETUL delivers similar performance while weighing significantly less.

Q: Does this model include power trim and tilt?
A: Yes, power trim and tilt are included as standard equipment.