ID
1362043
$ 2.04
1-2 weeks delivery time
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The Nanni Diesel 970300191 M8x100 hex bolt is a marine-grade fastener used across key engine assemblies including the turbo and exhaust mixer, alternator, exhaust elbow, and heat exchanger exhaust manifold. Designed to secure mounting points exposed to vibration and thermal cycling, it supports reliable fit and consistent clamping on 4.200TD, N4.60, N4.65, 4.330TDI, 4.340TDI, 5.250TDI, N4.85, N4.100, T4.155, and 4.380TDI engines, including Stern Drive applications where listed.
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M8x100 Hex Mounting Bolt for Nanni Diesel Engine Assemblies
The Nanni Diesel 970300191 is a hex bolt in M8x100 size used to fasten multiple engine subassemblies. Installed in locations such as the turbo and exhaust mixer, alternator (including standard alternator assembly), exhaust elbow, and the heat exchanger exhaust manifold, it helps maintain secure joints under marine engine vibration and high exhaust-side temperatures.
Compatibility
- 4.200TD engines
- N4.60 engines
- N4.65 engines
- 4.330TDI engines
- 4.340TDI engines
- 5.250TDI engines
- N4.85 engines
- N4.100 engines
- T4.155 engines
- 4.380TDI engines
- T4.155 Stern Drive engines
- 4.380TDI Stern Drive engines
Technical Specifications
Part Number 970300191 Fastener Type Hex Bolt Size M8 x 100 Strength Class 8.8
Product Details
- Brand: Nanni Diesel
- Component Type: Hex bolt fastener
- Assembly Locations: Turbo and exhaust mixer; Alternator; Standard alternator assembly; Exhaust elbow; Heat exchanger exhaust manifold
Features
- OEM replacement bolt for correct fit across listed Nanni Diesel engines
- Supports stable alternator mounting to help maintain belt alignment
- Secures exhaust-side joints (exhaust mixer, exhaust elbow, manifold area) where heat and vibration demand dependable clamping
- Ideal for service work where consistent hardware sizing simplifies reassembly
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