2004 International 7600 Engine: 11.1L -6 DIESEL; Position: Fan, Alternator and Air Conditioning;. 2004 International 7600 Engine: 12.5L -6 DIESEL; Position: Fan, Alternator and Air Conditioning;. 2005 International 7600 Engine: 11.1L -6 DIESEL; Position: Fan, Alternator and Air Conditioning;.