Excavator Engine Thermostat for 4TNV88 Engine Color: Ordinary style Key benefits Ensures reliable engine temperature regulation to support stable operation of excavators equipped with the 4TNV88 engine. Acts as a direct replacement part for the 4TNV88 engine thermostat, simplifying maintenance and reducing downtime. Helps prevent engine overheating and inefficient cold running by allowing the cooling system to reach and maintain temperature quickly. What it does Regulates coolant flow between the engine and radiator to maintain the correct operating temperature. Opens and closes in response to coolant temperature, supporting consistent engine performance under variable loads. Compatibility and fit Designed specifically for compatibility with equipment using the 4TNV88 engine. Ordinary style color and standard form factor intended to match existing thermostat housings and mounting points for direct replacement. Performance and durability Built to perform under typical excavator operating conditions, supporting continuous duty cycles encountered in construction and earthmoving tasks. Provides dependable temperature control to help maintain fuel efficiency and engine responsiveness during operation. Installation and use Fits as a straightforward replacement for the original 4TNV88 thermostat. Recommended to be installed during routine cooling system maintenance or when thermostat failure is suspected. Inspect gasket and housing during replacement and follow standard engine service procedures. Typical applications Onsite replacement during equipment maintenance to restore proper engine temperature regulation after thermostat failure. Preventive maintenance before heavy work periods such as earthmoving, trenching, or site preparation to ensure consistent engine performance. Seasonal service when preparing excavators for extreme ambient temperatures to help engines reach and hold operating temperature. What to consider Confirm compatibility with your machine by verifying the engine model 4TNV88 before . associated seals or gaskets as needed to ensure a secure, leak installation. This thermostat is intended as an accessory replacement for excavators running the 4TNV88 engine and is supplied in ordinary style color.