Yamaha LF350XSA4 Outboard Motor

25-Inch Shaft | 4.3L V6 | Digital Electronic Control | EFI | Electric Start | Power Trim & Tilt | Classic White | Counter Rotation

The Yamaha LF350XSA4 is the counter-rotating, Classic White edition of Yamaha’s most powerful V6 offshore outboard. Built on the advanced 4.3-liter platform, this engine delivers serious horsepower, torque, and offshore dependability. When paired with a standard-rotation model, its counter-rotation design provides balanced thrust and smoother steering—ideal for twin or triple-engine setups that demand control and stability.

With its clean Classic White finish, the LF350XSA4 doesn’t just perform—it looks the part. It’s built for serious offshore captains who expect both power and polish from their equipment. Yamaha’s engineering heritage ensures the same performance and reliability the brand is known for, now with refined style for luxury offshore boats and center consoles.

⚠️ Important Installation Note

This is a Digital Electronic Control (DEC) model and must be installed by an authorized Yamaha dealer. Both the outboard and the DEC system require setup and configuration using Yamaha diagnostic tools. DIY installation is not supported.

Key Features

• 4.3-Liter V6 Offshore Power – Yamaha’s strongest V6, built for exceptional horsepower and torque offshore.
• 25-Inch Shaft – Perfect for deep-V and offshore transoms.
• Counter-Rotation Model – Balances thrust and reduces steering torque when paired with standard rotation engines.
• Classic White Finish – Clean, timeless styling that complements premium boats and multi-engine setups.
• Digital Electronic Control (DEC) – Smooth throttle response and effortless shifting for precise control.
• Electronic Fuel Injection (EFI) – Advanced fuel management ensures efficient, consistent performance.
• Electric Start with Power Trim & Tilt – Easy push-button ignition and fingertip control for trim and tilt adjustments.
• Maximum RPM Range: 5000–6000 – Optimized for acceleration and cruising efficiency.
• Displacement: 4.3L (4332 cc) – Yamaha’s largest and most capable V6 powerhead.
• Alternator Output: 70 amps – Provides steady charging power for onboard electronics and accessories.
• Corrosion Protection System: Yamaha alloys, protective coatings, and a freshwater flush system for long-term durability.
• Noise & Vibration Reduction: Tuned intake and exhaust deliver a quieter, smoother ride.
• Approximate Weight: 804 lbs – Big power with excellent balance and handling.

The LF350XSA4 is built for large offshore boats that demand the balance and control only counter-rotation can offer. It’s powerful, refined, and reliable—engineered for captains who want Yamaha’s best technology wrapped in a classic, premium finish.

Frequently Asked Questions

Q: What’s the difference between the LF350XSA4 and the F350XSA4?

A: Both share Yamaha’s 4.3-liter V6 platform and Classic White finish. The LF350XSA4 is a counter-rotation model designed to pair with standard-rotation engines in twin or triple setups.

Q: Does this model require dealer installation?

A: Yes. It uses Yamaha’s Digital Electronic Control system and must be installed and programmed by an authorized Yamaha dealer using Yamaha diagnostic tools.

Q: What boats are best suited for this engine?

A: It’s perfect for offshore fishing boats, center consoles, and multi-engine vessels where counter-rotation provides smoother handling and better balance.