Soft Caterpillar 4829647-00. C280-12 PROP DUAL ECM 1000RPM 3700bkw, BR 26100, WO 34686R3, MAR_T4I_A4_C280_1.0.2_ALPHA13_DEV12_4829647_00, CEAL_HOLT_BETA_3.0.1, CE_HOLT_PROD_3, BE_HOLT_PROD_3, Aug 04 2015 C280 Tier 4i Marine