Soft Caterpillar 1925330-00, rating 474HP@2100rpm; 1649LB-FT@1200rpm; 500HP@2100rpm; 1750LB-FT@1200rpm. 1998 MY 475/500HP 1650/1750 lb-ft MT2 2100 | | Low NOx Kit Software | | SOFTWARE DATE CODE: Apr00 | | INTERLOCK CODE: 455 | | Rating#1: | | 474HP@2100rpm, | | 1649LB-FT@120