An engine assembly comprising an engine and a lubrication system configured for allowing circulation of lubricating oil from and to the engine, wherein the lubrication system comprises an oil circuit and oil conditioning means, which are coupled to the oil circuit and configured to allow temperature conditioning of the lubricating oil; the engine assembly further comprising: - a sensor assembly configured to detect values associated to one or more operative parameters of the engine, and to generate a first signal associated to the detected values; and - a control unit coupled to the sensor assembly, for receiving the first signal and determining a first amount of information therefrom relative to first values of said operative parameters; wherein: - the oil conditioning means comprise at least one adjustment device being controllable to cause the occurrence of a temperature variation of at least a portion of the circulating lubricating oil; and - the control unit is configured to control the adjustment device based on the determined first amount of information; wherein the control unit is further configured to: - determine a desired temperature of the circulating lubricating oil for at least one point of said oil circuit or of said engine and based on said first amount of information; and - control the adjustment device, such that the circulating lubricating oil reaches at said point a temperature approaching the determined desired temperature; wherein the sensor assembly comprises a first transducer configured to detect values associated to a first operative parameter of said operative parameters and indicative of an operating load acting on the engine; wherein the control unit stores a mapping function, which maps second values of said operative parameters to temperature values; wherein the control unit is configured to determine the desired temperature through said mapping function as one of said temperature values corresponding to the first values of said operative parameters, based on said first amount of information; wherein the temperature values are a decreasing function of the operating load. the engine assembly further comprising: - a sensor assembly configured to detect values associated to one or more operative parameters of the engine, and to generate a first signal associated to the detected values; and - a control unit coupled to the sensor assembly, for receiving the first signal and determining a first amount of information therefrom relative to first values of said operative parameters; - a sensor assembly configured to detect values associated to one or more operative parameters of the engine, and to generate a first signal associated to the detected values; and - a control unit coupled to the sensor assembly, for receiving the first signal and determining a first amount of information therefrom relative to first values of said operative parameters; wherein: - the oil conditioning means comprise at least one adjustment device being controllable to cause the occurrence of a temperature variation of at least a portion of the circulating lubricating oil; and - the control unit is configured to control the adjustment device based on the determined first amount of information; - the oil conditioning means comprise at least one adjustment device being controllable to cause the occurrence of a temperature variation of at least a portion of the circulating lubricating oil; and - the control unit is configured to control the adjustment device based on the determined first amount of information; wherein the control unit is further configured to: - determine a desired temperature of the circulating lubricating oil for at least one point of said oil circuit or of said engine and based on said first amount of information; and - control the adjustment device, such that the circulating lubricating oil reaches at said point a temperature approaching the determined desired temperature; - determine a desired temperature of the circulating lubricating oil for at least one point of said oil circuit or of said engine and based on said first amount of information; and - control the adjustment device, such that the circulating lubricating oil reaches at said point a temperature approaching the determined desired temperature; wherein the sensor assembly comprises a first transducer configured to detect values associated to a first operative parameter of said operative parameters and indicative of an operating load acting on the engine; wherein the control unit stores a mapping function, which maps second values of said operative parameters to temperature values; wherein the control unit is configured to determine the desired temperature through said mapping function as one of said temperature values corresponding to the first values of said operative parameters, based on said first amount of information; wherein the temperature values are a decreasing function of the operating load.