ID
1362926
$ 639.85
1-2 weeks delivery time
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The Nanni Diesel 970312136 Mark 4 crankshaft bearing is a precision engine bearing element used within the crankshaft and piston assembly to support smooth crankshaft rotation under marine load. Built as a correct-fit replacement for T4 series applications, it suits T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.270, T4.230, and T4.205 Standard engines, including stern drive variants where specified.
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Nanni Diesel Mark 4 Crankshaft Bearing for Crankshaft and Piston Assembly
The Nanni Diesel 970312136 is a Mark 4 crankshaft bearing intended for the crankshaft and piston assembly. Installed in the lower-end rotating group, it helps carry crankshaft loads and maintain stable, efficient rotation—key for dependable power delivery and long service life in marine duty.
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 970312136 Bearing Identification Mark 4
Product Details
- Brand: Nanni Diesel
- Component Type: Crankshaft Bearing
- Assembly Location: Crankshaft and Piston
- Catalog Reference: Crankshaft Pistons, page 11
Features
- Designed to support crankshaft rotation within the crankshaft and piston assembly
- Helps maintain consistent oil-film bearing performance under varying engine loads
- OEM replacement fit for multiple Nanni T4 engine models, including stern drive applications
- Ideal for overhaul and service work on the engine lower end
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