1992 Ford F-700 Engine: 5.9L L6 DIESEL; Position: Fan and Alternator;. Part Type: Accessory Drive Belt Tensioner Pulley. 1993 Ford F-700 Engine: 5.9L L6 DIESEL; Position: Fan and Alternator;. 1994 Ford F-700 Engine: 5.9L L6 DIESEL; Position: Fan and Alternator;.