Yamaha LF350 4.3L V6 Offshore Oubtoard Motor (Counter Rotation) – Shop All Models

Yamaha LF350XSA Outboard Motor

25-Inch Shaft | 4.3-Liter V6 | Digital Electronic Control | Electronic Fuel Injection | Electric Start | Power Trim and Tilt | Gray | Counter Rotation

The Yamaha LF350XSA is the counter-rotation version of Yamaha’s flagship 4.3-liter V6 offshore outboard. Built for twin- or triple-engine offshore rigs, this model provides balanced thrust, improved handling, and reduced steering torque when paired with standard rotation engines. Delivering maximum horsepower and torque in a lighter, more efficient package than older V8 designs, the LF350XSA is purpose-built for serious offshore boaters. With Digital Electronic Control, it ensures smooth throttle response, effortless shifting, and precise handling in challenging offshore conditions.

⚠️ Important: This is a Digital Electronic Control engine and must be installed by an authorized Yamaha dealer. Both the outboard and the Digital Electronic Control system require flashing and configuration with Yamaha diagnostic tools during installation. DIY installation is not supported.

Key Features:

•  4.3-Liter V6 Offshore Power – Yamaha’s strongest V6, delivering superior torque and horsepower.
•  25-Inch Shaft – Designed for a wide range of offshore vessels with standard transoms.
•  Counter Rotation Model – Provides balanced thrust in multi-engine setups, reducing steering torque.
•  Gray Finish – Sleek and durable coating for offshore durability.
•  Digital Electronic Control (DEC) – Smooth, precise throttle response and seamless electronic shifting.
•  Electronic Fuel Injection (EFI) – Optimized fuel delivery for consistent performance and efficiency.
•  Electric Start with Power Trim and Tilt – Dependable ignition with fingertip trim control for versatile handling.
•  Maximum RPM Range – 5000–6000 RPM, tuned for power and fuel efficiency.
•  Displacement – 4.3 liters (4332 cc), Yamaha’s most advanced V6 outboard.
•  Alternator Output – 70 amps, providing strong charging power for electronics and onboard systems.
•  Corrosion Protection System – Proprietary alloys, coatings, and flush system protect against saltwater damage.
•  Noise and Vibration Reduction – Engineered intake and exhaust tuning ensure a quieter, smoother ride.
•  Approximate Weight – 804 pounds, delivering maximum performance with balanced weight.

The Yamaha LF350XSA is the perfect solution for offshore multi-engine rigs. With counter-rotation capability, advanced controls, and Yamaha’s trusted durability, it delivers confidence and precision for long offshore runs.

Need help choosing your engine? Check out our Yamaha engine guide.

Frequently Asked Questions

Q: What does the “LF” designation mean on the LF350XSA?
A: The “LF” indicates a left-hand counter-rotation model, designed to be paired with standard rotation outboards in multi-engine setups.

Q: Does the Yamaha LF350XSA require professional installation?
A: Yes. As a Digital Electronic Control outboard, it must be installed and programmed by an authorized Yamaha dealer with Yamaha diagnostic tools.

Q: What types of boats benefit most from the LF350XSA?
A: Twin- or triple-engine offshore fishing boats, large center consoles, and luxury vessels where counter-rotation helps improve balance and reduce steering torque.