Soft Caterpillar 1869912-00, rating 454HP@2100rpm; 1550LB-FT@1200rpm; 454HP@2100rpm; 1749LB-FT@1200rpm. 455HP @1800 MT 1550/1750lb*ft @1200RPM | | Low NOx Kit Software | | 5EK67194-up | | SOFTWARE DATE CODE: Dec99 | | INTERLOCK CODE: 379 | | Rating#1: | | 454HP@2100rpm, | |