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General| Cylinders | 5 |
|---|---|
| Fuel Type | Diesel |
| Fuel System | Common rail direct injection |
| Engine Type | 4-stroke Diesel |
| Max Power | 150 HP (110 kW) |
| Cooling System | Liquid-cooled |
Naturally aspirated diesel engines with direct injection, designed for displacement boats, offering low vibration and emissions.
Technical specifications and performance curves for SDI 55-5 and SDI 75-5 marine engines.
Direct injection turbocharged engines for displacement, hydroglider, and fast hydroplane boats, featuring VTG turbocharger.
Diagram and description of the lubrication system, including oil filter, cooler, and pump.
Mechanism to prevent torsional vibrations, reducing noise and stress in the drive train.
Direct fuel injection into the main combustion chamber, optimizing combustion for efficiency and low emissions.
Sensors supplying the engine control unit with information on operating status for engine management.
Integrated control for preheating, post-heating, and standby heating functions for easier starting.
Electromagnetic actuator controlling injection volume by adjusting the control slide valve position.
Controls the timing of fuel injection by adjusting the pulse duty factor of the solenoid valve.
ECU determines injection volume based on sensor signals and adjusts metering adjuster for optimal combustion.
Determines correct fuel delivery timing based on various input variables for optimal engine performance and emissions.
Functions ensuring smooth engine operation, including idle speed and smooth running control.
Description of the fuel flow from the tank, including presupply pump, filters, and return cooling.
Identifies common exhaust pollutants like CO, HC, soot particles, and NOx in diesel engines.
Measures for reducing emissions, achieved through optimized combustion chamber, piston recess, and injection nozzle coordination.
Explains how exhaust gas drives a turbine to compress intake air, increasing torque and engine output.
Uses variable guide vanes to optimize boost pressure across the entire engine speed range for improved performance.
Mechanism using a pressure cell to adjust guide vanes based on intake manifold pressure for optimal boost.
Details how guide vanes are adjusted via a control linkage and vacuum cell for optimal turbine speed.
Diagram of the coolant and seawater circuits for SDI engines, showing primary and secondary cooling paths.
Describes how seawater is drawn in, filtered, and circulated through heat exchangers to cool the engine.
Displays operating hours, distance, fuel consumption, range, and speed information.
System for detecting and reading malfunctions stored in the fault code memory using diagnostic testers.
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