ID
1364782
$ 110.02
1-2 weeks delivery time
-
+
The Nanni Diesel 970314121 valve stem oil seal is a precision sealing element that controls lubricating oil at the valve guides to reduce oil consumption and keep the combustion area cleaner. Used within the gasket set and valve train groupings, and referenced with the camshaft assembly, it is a direct-fit replacement for T4.165, T4.180, T4.200, T4.270, T4.230, and T4.205 Standard engines.
- Description
- Ask a Question
-
Nanni T4 Valve Stem Oil Seal 970314121
The Nanni Diesel 970314121 is a valve stem oil seal designed to meter oil around the valve stem and guide, helping maintain proper lubrication while limiting oil migration into the combustion chamber. This seal appears in multiple service groupings—including the gasket set, valves and springs, and the camshaft assembly references—making it a key wear item for valve train service on T4 marine diesel engines.
Compatibility
- T4.165 engines
- T4.180 engines
- T4.200 engines
- T4.270 engines
- T4.230 engines
- T4.205 Standard engines
Product Details
- Brand: Nanni Diesel
- Part Number: 970314121
- Component Type: Valve Stem Oil Seal
- Assembly Location: Gasket Set
- Assembly Location: Valves and Springs
- Assembly Location: Camshaft (p.8)
Features
- Helps control oil flow at the valve stem for cleaner combustion and stable performance
- Supports consistent valve train lubrication while limiting oil carryover
- OEM replacement part for straightforward installation during cylinder head or valve service
- Listed across multiple T4 engine assemblies for confident parts matching
-
Popular products
-
-
-
-
-
-
-
1-2 weeks delivery time$ 142.13 -
-
-
1-2 weeks delivery time$ 15.59