OTTO Excavator Spare Parts Zx330-3 6Hk1T Thermostat 8976020350 897602-0350 8-97602035-0 For Isuzu This OTTO Excavator Spare Part, the Zx330-3 6Hk1T Thermostat with part number 8976020350, is tailored for Isuzu engines. It supports optimal engine temperature control, ensuring efficient performance and longevity in your machinery.