How much coolant does a IH DT 466 engine hold?

The International Harvester (IH) DT 466 engine typically holds around 10 to 12 quarts (approximately 9.5 to 11.4 liters) of coolant, depending on the specific model and configuration. It's essential to consult the engine's service manual for the exact capacity and any additional recommendations for your application. Always ensure the cooling system is properly filled and maintained for optimal performance.