Massey Ferguson 6400

Coolant capacity & service interval

Massey Ferguson 6400 uses coolant with a capacity range of 25 to 34 liters. Service intervals include checking at 10 and 50 hours, and changing at 1200 hours or 12 months. The data covers 8 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
6465 (2004-2007)
  • Use: Normal
  • Capacity 25,5 liter
  • Check 10 hours
  • Change 1200 hours
6475 (2004-2007)
  • Use: Normal
  • Capacity 25,5 liter
  • Check 10 hours
  • Change 1200 hours
6480 (2004-2007)
  • Use: Normal
  • Capacity 25 liter
  • Check 10 hours
  • Change 1200 hours
6485 (2004-2007)
  • Use: Normal
  • Capacity 34 liter
  • Check 10 hours
  • Change 1200 hours
6490 (2004-2007)
  • Use: Normal
  • Capacity 34 liter
  • Check 10 hours
  • Change 1200 hours
6495 (2004-2007)
  • Use: Normal
  • Capacity 28 liter
  • Check 10 hours
  • Change 1200 hours
6497 (2004-2007)
  • Use: Normal
  • Capacity 34 liter
  • Check 50 hours
  • Change 1200 hours/ 12 months
6499 (2004-2007)
  • Use: Normal
  • Capacity 34 liter
  • Check 50 hours
  • Change 1200 hours/ 12 months

Additional Notes

  • Across the Massey Ferguson 6400 series (2004-2007), cooling system capacities fall into three distinct groups: 25.5 liters for the 6465 and 6475, 25 liters for the 6480, 28 liters for the 6495, and 34 liters for the 6485, 6490, 6497, and 6499. These differences reflect variations in engine displacement and cooling circuit size between models.
  • The 34-liter capacity shared by the 6485, 6490, 6497, and 6499 is the largest in the lineup, consistent with higher-output engines that generate more heat and require a greater volume of coolant to maintain operating temperatures.
  • The 6495 sits between the two capacity groups with a 28-liter cooling system, distinguishing it from both the smaller-engined models at 25-25.5 liters and the larger-engined models at 34 liters.
  • All eight models share a uniform coolant change interval of 1200 hours under normal use conditions, indicating a consistent fluid degradation threshold across the range regardless of capacity differences.
  • The 6497 and 6499 carry an additional time-based change interval of 12 months alongside the 1200-hour mark, meaning whichever limit is reached first would apply. The remaining six models list only the hour-based interval without a calendar component.
  • Coolant level checks are specified at every 10 hours for the 6465, 6475, 6480, 6485, 6490, and 6495. A 10-hour check interval is notably frequent and reflects the critical nature of coolant level monitoring in high-load agricultural equipment where overheating can cause rapid engine damage.
  • The Massey Ferguson 6497 and 6499 specify a 50-hour check interval rather than 10 hours, a less frequent schedule that may correspond to a sealed or pressurized cooling system design with lower susceptibility to short-term level loss.

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