Yanmar 6LY400 Inboard Diesel Engine
The Yanmar 6LY400 Inboard Diesel Engine is a proven powerhouse, offering reliable 400 horsepower from its renowned inline-six configuration. Ideal for fast cruisers and light commercial vessels, the 6LY400 maintains a narrow profile, optimizing space utilization in marine applications. This Yanmar Inboard Diesel Engine is engineered for high performance, featuring a turbocharged and intercooled system that delivers smooth, responsive power throughout the RPM range. Trust the 6LY400 for its exceptional durability, low vibration, and the perfect combination of power and compactness that has defined the 6LY Series for decades.
| Product Details | |
|---|---|
| Model | Yanmar 6LY400 |
| Engine Type | 4-stroke, inline 6-cylinder, water-cooled turbocharged diesel |
| Cylinders | 6 |
| Displacement | 5.8 L |
| Power Output | 400 HP (294 kW) @ 3300 RPM |
| Fuel System | Common Rail Direct Injection |
| Cooling System | Fresh water cooling with heat exchanger |
| Starting System | Electric Start |
| Drive Type | Shaft Drive |
| Turbocharger | Yes, with intercooler |
| Emission Compliance | EPA Tier 3, EU RCD II, IMO Tier II |
| Weight | Approx. 640 kg (without gearbox) |
| Applications | Sport cruisers, light commercial boats, patrol vessels |
| Warranty | 2-Year Limited Warranty for Recreational Use |
| Brand | YANMAR |












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