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The Nanni Diesel 970301403 thermostat cover is a cooling-system component that closes and protects the thermostat area within the heat exchanger assembly. Designed for a secure, OEM-style fit, it supports stable engine temperature control by properly housing the thermostat and maintaining correct coolant flow paths on 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, and 5.280HE engines.
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Nanni Diesel Thermostat Housing Cover for Heat Exchanger Systems
The Nanni Diesel 970301403 thermostat cover is used in the heat exchanger assembly to enclose the thermostat area and complete the cooling circuit at the exchanger. By securing the thermostat in place and sealing the housing interface, this cover helps the engine maintain consistent operating temperature and dependable coolant circulation under varying marine load conditions.
Compatibility
- 4.190HE engines
- 4.195HE engines
- 4.200HE engines
- 4.220HE engines
- 5.250TDI engines
- 5.280HE engines
Product Details
- Brand: Nanni Diesel
- Part Number: 970301403
- Component Type: Thermostat Cover
- Assembly Location: Heat Exchanger
Features
- OEM replacement cover for the thermostat area within the heat exchanger assembly
- Helps maintain correct coolant routing for stable temperature regulation
- Supports a secure thermostat installation for reliable marine-duty operation
- Ideal for service work on Nanni Diesel cooling systems
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