12M55 marine propulsion engine
Engine Data
Cylinders: 12
Bore and stroke (mm): 180×215
Total Displacement (L): 65.65
Engine Rotation: Counterclockwise
Idle Speed (RPM): 700
Flywheel: SAE00
Flywheel Housing: 21
Certifications: IMO II

Ratings
Duty | HP | kW | RPM |
P1 | 2450 | 1800 | 1600 |
P1 | 2600 | 1912 | 1800 |
P2 | 2700 | 1985 | 1800 |
P2 | 3000 | 2205 | 1800 |
P3 | 3450 | 2536 | 1800 |