Changchai 485/4L88/4L68 Thermostat B52A-76-M100 Diesel Engine Specific Valve

Changchai 485, 4L88 and 4L68 series diesel engines: if the engine heats up slowly or the temperature gauge reads abnormally, check the thermostat. Replacement part B52A-76-M100 installed at the coolant outlet; automatically adjusts coolant circulation to ensure optimal operating temperature and prevent piston scuffing. OEM 4L88-4L68 and 1306010-4L68; installation difficulty: medium; labor 1-1.5 hours; requires draining coolant and replacing seals to improve diesel engine durability.