ID
1362897
$ 37.30
1-2 weeks delivery time
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The Nanni Diesel 970312101 gear case O-ring is a sealing element used across multiple engine sealing points to help maintain oil-tight and leak-resistant joints. Supplied within gasket kit and gasket set groupings and also used in the timing gear and rear plate area, timing case, oil pan, and gear case and rear end plate assemblies, it supports dependable service on T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.270, T4.230, and T4.205 Standard engines, including stern drive variants where listed.
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Gear Case Sealing O-Ring for Nanni Diesel T4 Engines
The Nanni Diesel 970312101 is a gear case O-ring designed to seal critical mating surfaces where oil control and leak prevention are essential. Used within Nanni Diesel gasket kit and gasket set groupings and installed in areas including the timing gear and rear plate, timing case, oil pan, and gear case and rear end plate assemblies, this O-ring helps maintain clean, reliable engine operation by supporting stable sealing under 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 970312101 Component Gear Case O-Ring
Product Details
- Brand: Nanni Diesel
- Assembly References: Gasket kit, gasket set, timing gear and rear plate, timing case, oil pan, gear case and rear end plate, oil pan and oil pump
- Typical Role: Seals interfaces to help prevent oil seepage and maintain proper crankcase and timing area cleanliness
Features
- OEM replacement O-ring for consistent fit within the specified Nanni Diesel assemblies
- Supports oil-tight joints in the timing and gear case sealing zones
- Ideal for planned gasket-set service or targeted leak repairs
- Suitable for both standard engine installations and listed stern drive variants
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