8973094050 897309-4050 8-97309405-0 Zx70 4Jg1 Oil Radiator Assembly For Isuzu The oil radiator assembly with part number 8973094050, also identified as 897309-4050 or 8-97309405-0, is designed for use with the Isuzu Zx70 4Jg1 engine. This assembly plays a crucial role in maintaining the optimal operating temperature of the engine oil in Isuzu vehicles equipped with the Zx70 engine model.