ID
1362921
$ 435.84
1-2 weeks delivery time
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The Nanni Diesel 970312128 Mark 4 connecting rod bearing is a precision engine bearing element used within the crankshaft and piston assembly to support the connecting rod on the crankpin and maintain a stable oil film under load. Designed for T4 series installations, it fits T4.155 and 4.380TDI engines (including stern drive variants) as well as T4.165, T4.180, T4.200, T4.270, T4.230, and T4.205 Standard engines, helping restore smooth, reliable bottom-end operation during overhaul or service.
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Mark 4 Connecting Rod Bearing Nanni Diesel 970312128
The Nanni Diesel 970312128 is a Mark 4 connecting rod bearing used in the crankshaft and piston group. Positioned between the connecting rod and the crankshaft journal, this bearing supports rotating loads and promotes consistent lubrication for dependable operation in marine duty cycles.
Compatibility
- T4.155 engines
- 4.380TDI engines
- T4.155 stern drive engines
- 4.380TDI stern drive engines
- T4.165 engines
- T4.180 engines
- T4.200 engines
- T4.270 engines
- T4.230 engines
- T4.205 Standard engines
Technical Specifications
Part Number 970312128 Mark 4
Product Details
- Brand: Nanni Diesel
- Component Type: Connecting Rod Bearing
- Assembly Location: Crankshaft and Piston
Features
- OEM replacement bearing for connecting rod-to-crankshaft support
- Helps maintain correct running clearance and stable oil-film lubrication
- Supports smooth rotation and reduced friction in the bottom end
- Suitable for service and overhaul work across multiple T4 engine variants
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