Soft Caterpillar 3718871-00. C-12 MEUI Tier 2, | 6-cylinder, 36 cam, 48 crank, | 454mhp (338.7kW) @ 2100 rpm, | 1704 ft-lb (2310 N-m) @ 1400 rpm, | Test specs 0K5671 and 0K5672