OTTO Excavator Engine Parts Zx330-3 6Hk1Tc Sensor 1802200140 180220-0140 1-80220014-0 For Isuzu OTTO ZX330-3 excavator engine part: sensor (Isuzu 6HK1TC engine), for general engine operational monitoring. Part nos: 1802200140, 180220-0140, 1-80220014-0