ID
1362929
$ 804.55
1-2 weeks delivery time
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The Nanni Diesel 970312139 piston sub-assembly with pin is a matched internal engine component for the crankshaft and piston assembly, supplied as Mark 1 configuration. Designed for marine-duty operation, it supports efficient compression and smooth reciprocating motion in Nanni Diesel T4.155 and 4.380TDI engines, including stern drive installations, making it an excellent choice for precision rebuilds and OEM-correct replacements.
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Mark 1 Piston Sub-Assembly With Pin for Crankshaft and Piston System
The Nanni Diesel 970312139 is a piston sub-assembly supplied with its piston pin in Mark 1 configuration. Located within the crankshaft and piston assembly, this component set is central to converting combustion pressure into controlled reciprocating motion, helping maintain consistent compression and dependable running characteristics under marine load.
Compatibility
- T4.155 engines
- 4.380TDI engines
- T4.155 Stern Drive engines
- 4.380TDI Stern Drive engines
Product Details
- Brand: Nanni Diesel
- Part Number: 970312139
- Component Type: Piston Sub-Assembly With Pin
- Mark: Mark 1
- Assembly Location: Crankshaft and Piston
Features
- Matched piston and pin set for accurate fit within the reciprocating assembly
- Supports stable compression and efficient power transfer to the crankshaft
- OEM-correct replacement for marine engine overhaul and repair work
- Suitable for both standard and stern drive engine configurations listed
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