Soft Caterpillar 1851186-00, rating 375HP@1800rpm; 1450LB-FT@1200rpm. 375 HP 1450 PT Service Special | | Low NOx Kit Software | | SOFTWARE DATE CODE: Dec99 | | INTERLOCK CODE: 355 | | Rating#1: | | 375HP@1800rpm, | | 1450LB-FT@1200rpm |