ID
1362995
$ 560.05
1-2 weeks delivery time
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The Nanni Diesel 970312213 oil cooler relief valve assembly helps regulate oil flow and pressure through the cooling circuit to support stable lubrication under varying load and temperature. Used within the oil filter assembly on T4.155 and 4.380TDI engine installations (including stern drive versions) and within the oil cooler assembly on T6.420TDI and T6.300 engines, it is a direct-fit OEM replacement for maintaining proper oil cooling control in marine service.
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Oil Cooler Relief Valve Assembly Nanni Diesel 970312213
The Nanni Diesel 970312213 is an oil cooler relief valve assembly designed to control oil flow through the oil cooling circuit, helping protect lubrication performance as engine load and oil temperature change. Depending on the engine family, it is installed as part of the oil filter assembly or the oil cooler assembly, making it a key component for maintaining balanced oil cooling and pressure regulation in marine diesel operation.
Features
- Supports consistent oil cooling control by managing relief and bypass behavior
- Helps maintain stable oil pressure for dependable engine lubrication
- OEM replacement part matched to the correct Nanni Diesel assemblies
- Suitable for both inboard and stern drive installations where listed
Product Details
- Brand: Nanni Diesel
- Part Number: 970312213
- Component Type: Oil Cooler Relief Valve Assembly
- Assembly Location: Oil Filter / Oil Cooler
Compatibility
- T4.155 engines
- 4.380TDI engines
- T4.155 Stern Drive engines
- 4.380TDI Stern Drive engines
- T6.420TDI engines
- T6.300 engines
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