Thermostat 5257076 of Cummins ISF2.8S3129T (SO10217) Automotive Engine NO. PART NUMBER PART NAME 5257076 Thermostat  1 4983736 Thermostat 2 5257077 Seal, Thermostat Remarks: (1) We can provide Thermostat 5257076, 4983736, Thermostat Seal 5257077 engine parts, as well as the genuine Cummins engine. (2) Above we have listed engine parts Thermostat 5257076, 4983736, Thermostat Seal 5257077 for the Cummins ISF2.8S3129T (SO10217) automotive engine, while if you need some other …