Soft Caterpillar 1919928-00, rating 355HP@1800rpm; 1351LB-FT@1200rpm; 355HP@2100rpm; 1351LB-FT@1200rpm. 1998 MY 355 HP 1800 & 2100 RPM, 1350 lb-ft | | 1350 lb-ft | | Low NOx Kit Software | | SOFTWARE DATE CODE: Apr00 | | INTERLOCK CODE: 324 | | Rating#1: | | 355HP@1800rpm, | |