ID
1386194
1-2 weeks delivery time
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The Nanni Diesel 970312302 water bypass hose No. 2 is a formed coolant-routing hose used within the high-pressure pipe and injection pump assembly area to keep engine cooling flow properly directed. Designed for a correct OEM-style fit on T4.155 and 4.380TDI marine engines, it also suits the stern drive variants to support stable operating temperature and dependable day-to-day reliability.
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Water Bypass Hose No. 2 Nanni Diesel 970312302
The Nanni Diesel 970312302 is a water bypass hose No. 2 that supports correct coolant circulation within the high-pressure pipe and injection pump assembly area. By routing bypass flow as intended, this hose helps the cooling system maintain consistent temperature control in demanding marine duty cycles.
Compatibility
- T4.155 engines
- 4.380TDI engines
- T4.155 Stern Drive engines
- 4.380TDI Stern Drive engines
Product Details
- Brand: Nanni Diesel
- Part Number: 970312302
- Component Type: Water Bypass Hose No. 2
- Assembly Location: High-Pressure Pipe and Injection Pump
Features
- Maintains intended coolant bypass routing for steady engine temperature management
- OEM replacement hose for clean installation in the injection-pump area
- Suitable for both standard and stern drive engine configurations listed
- Helps reduce the risk of cooling-flow loss caused by aged or degraded hoses
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