Yamaha 300HP LF300XSB – DES Digital Counter 25in
Yamaha 300HP LF300XSB is a DES digital counter 25in system built for high-performance marine energy, utilizing integrated digital steering and counter-rotation to ensure responsive handling for multi-engine offshore transoms.
- Model: LF300XSB Digital Counter.
- Engineering: 4.2L 60-Degree V6 DOHC 24-Valve.
- Performance: Integrated Digital Electric Steering (DES) counter.
- Output: 70 Amp high-output charging alternator.
- Warranty: Yamaha 3-Year limited factory warranty.
Description
Yamaha 300HP LF300XSB DES Digital Counter 25in
The Yamaha 300HP LF300XSB is a specialized 4.2L V6 outboard featuring integrated Digital Electric Steering (DES), counter-rotation, and a 25-inch shaft. This model acts as the perfect port-side companion in a twin-engine array, neutralizing propeller torque to provide exceptional stability and tracking. The 4166cc DOHC architecture focuses on torque density and lightweight efficiency, utilizing a 60-degree block and Plasma Fusion technology to deliver a smooth and powerful mechanical soul for high-performance offshore fishing boats and cruisers.
Prioritizing long-term ownership value, the LF300XSB leverages advanced EFI technology and Variable Camshaft Timing (VCT) to optimize power delivery and fuel economy. The integrated DES system provides a clean transom with no external hydraulic lines, while the chassis is shielded by multi-stage anti-corrosion coatings to protect against galvanic wear. Maintenance is made effortless by the easy-access oil filter and freshwater flush port. This model features a high-output 50-amp alternator, providing a stable charging system for high-demand tournament electronics, livewells, and navigational safety gear.
Key Features of Yamaha LF300XSB
- 4166cc 24-Valve 60-Degree V6.
- 300 Horsepower Prop Shaft Rating.
- 25-Inch Shaft 588 lbs Weight.
- Integrated Digital Electric Steering (DES).
- Counter-Rotation Gearcase for Multi-Engine.
- 50 Amp Total Output Alternator.
- 1.75:1 Ratio Performance Gearcase.
Yamaha LF300XSB Specs
| Brand | Yamaha |
| Full Model Code | LF300XSB (25in DES Counter) |
| Country of Origin | Japan |
| Engine Family/Series | V6 Offshore DES Integrated |
| Engine Type | V6 (60°), 4-Stroke |
| Displacement | 4.2L |
| Horsepower | 300 HP |
| Full Throttle RPM Range | 5000-6000 |
| Fuel Induction System | EFI |
| Alternator Output | 50-70 Amps |
| Gear Ratio | 1.75:1 |
| Shaft Length | X: 25in |
| Dry Weight | 267 kg |
| Bore x Stroke | 96.0x96.0mm |
| Starting & Steering System | Electric / Integrated DES Steering (Left Rotation) |
| Trim/Tilt Method | Power Trim & Tilt |
| Oil Capacity | 6.3L |
| Recommended Fuel | 89 Octane |
| Standard Warranty | 3-Year |
| Application | Port-side engine for premium 25in transom twin-setups with DES. |
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