Lubricating Oil System C8.3 Commercial Marine and Ind [...] Page V-4 Section V - Maintenance Specifications Normal Operating Range.................................................................................................205 to 517 kPa [30 to 75 psi] Maximum Allowable Oil Temperature..........................................................................................................120°C [250°F] Oil Pan Capacity High/Low................................................................................................................17/13 liters [18/14 qt] Total System Capacity (excluding bypass filter)....................................................................................21.9 liters [23.2 qt]