TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Specifications
Section V - Specifications
Page V-51
Cooling System
Cooling System Data (automotive)
B3.9
B5.9
Coolant Capacity (engine only)
7 liters [7.4 qt]
10.5 liters [11.1 qt]
Standard Modulating Thermostat Range
Start 83C [181F]
Fully Open 95C [203F]
Pressure Cap:
104C [220F] Systems
103 kPa [15 psi]
103 kPa [15 psi]
99C [210F] Systems
48 kPa [7 psi]
48 kPa [7 psi]
L-1415