Marine Diesel Inboard Engine Baudouin 6W126M – Up To 450 HP
Product Overview
The 6W126M is a 11.6-liter, in-line 6-cylinder engine. It is specifically engineered for continuous commercial duty, balancing robust mechanical construction with efficient performance. It is a favorite for vessels requiring a dependable workhorse that can handle long hours of operation with high fuel efficiency and easy maintenance.
Key Performance Features
Exceptional Durability: Features a long-stroke design ($155\text{ mm}$), which reduces engine wear and provides higher torque at lower speeds, ideal for heavy displacement hulls.
Mechanical Reliability: Built with a traditional mechanical injection system and an all-electronic-free control option, ensuring the engine remains operational even in the most remote marine environments.
Individual Cylinder Heads: Designed with individual heads for each cylinder, significantly simplifying repairs and reducing maintenance costs during top-end overhauls.3
Optimized Cooling: Equipped with a large-capacity heat exchanger and gear-driven pumps, designed to maintain peak performance even in high-temperature tropical waters.
Operating & Maintenance Data
Fuel Consumption: At the maximum P2 rating (450 hp), consumption is approximately 88–92 L/h at full load. At a steady cruise, it is remarkably economical.
Serviceability: All maintenance points (filters, oil dipstick, and cooling system) are strategically placed for easy access in crowded commercial engine rooms.
Replaceable Components: Features wet-type cylinder liners and replaceable valve seats/guides, extending the total life of the engine block indefinitely through overhauls.
| Icon | Label | Description | Type | Size | Download |
|---|---|---|---|---|---|
| Baudouin 6W126M | 438 KB | Download |
| Brand | Baudouin |
|---|---|
| Part number | 6W126M450 |
| Products Type | Units |
| SKU | 104410037 |
A 11.6L commercial workhorse delivering up to 450 HP. The Baudouin 6W126M is renowned for its long-stroke torque, mechanical simplicity, and individual cylinder heads, making it the ultimate choice for heavy-duty fishing and transport vessels.

