Soft Caterpillar 5667052-00. C280-16 PROP DUAL ECM 900RPM 4600bkw,BR36492,WO46917,CEAL_T4F_BETA_2.14.2,CE_T4F_PROD_1.5.2,BE_T4F_PROD_1.5.2, JAN 2 2019 C280 Tier 2 Engine Software