OTTO Excavator Engine Parts Zx200-3 4Hk1 Sensor Water Temperature 8973639360 897363-9360 8-97363936-0 For Isuzu OTTO ZX200-3 excavator engine part: water temperature sensor (Isuzu 4HK1 engine), monitors engine water temperature. Part nos: 8973639360, 897363-9360, 8-97363936-0