OTTO Excavator Parts 80Nx 4Jg1 Thermostat Shell 8972072320 897207-2320 8-97207232-0 For Isuzu This OTTO Excavator part, specifically designed for the 80Nx 4Jg1 model, is a Thermostat Shell with the part number 8972072320, also denoted as 897207-2320 and 8-97207232-0. It is tailored for Isuzu engines to regulate and maintain optimal operating temperatures effectively.