ID
1362836
$ 157.72
1-2 weeks delivery time
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The Nanni Diesel 970312028 exhaust valve guide bushing is a precision cylinder-head component that supports accurate exhaust valve stem alignment for smooth valve motion and consistent sealing. Used within the cylinder head assembly, it helps reduce guide wear and maintain stable valve train operation on T4.155 and 4.380TDI engines, including Stern Drive configurations.
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Nanni Diesel Exhaust Valve Guide Bushing for Cylinder Head
The Nanni Diesel 970312028 is an exhaust valve guide bushing used in the cylinder head assembly. By supporting correct valve stem positioning, this bushing promotes smooth exhaust valve travel and helps protect the cylinder head valve guide area from accelerated wear—an essential detail for reliable marine engine operation.
Compatibility
- T4.155 engines
- 4.380TDI engines
- T4.155 Stern Drive engines
- 4.380TDI Stern Drive engines
Technical Specifications
Brand Nanni Diesel Part Number 970312028 Component Exhaust Valve Guide Bushing Assembly Cylinder Head Assembly
Features
- Supports valve alignment to keep exhaust valve movement stable through the guide
- Helps reduce wear in the cylinder head valve guide area under continuous running
- OEM replacement fit for Nanni Diesel cylinder head assemblies
- Suitable for marine duty where consistent valve train operation is critical
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