Auxiliary Engines CUMMINS Model 4BT3.9-G2M, 1500 rpm, Serial No. 21302906; 21303529. F.W. Cooler CUMMINS.4BT3.9-G2M.3910582
Auxiliary Engines CUMMINS Model 4BT3.9-G2M, 1500 rpm, Serial No. 21302906; 21303529. Cooler clamp holders CUMMINS.4BT3.9-G2M.3905057