Cummins specification manual covering Big Cam IV, New Big Cam IV and 88 Big Cam IV NT855 Series engines, with assembly and rebuild specifications, torque values, engine diagrams, engine identification, fuel system, cylinder block and head specifications, turbocharger, water pump, valve and injector adjustments and related technical data.
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The Cummins Big Cam IV, New Big Cam IV & 88 Big Cam IV NT855 Series Engine Specification Manual is a detailed technical specification reference for the NT855 engine family. The manual contains assembly and rebuild specifications, dimensional limits, torque values, engine diagrams, identification information and technical specifications for major engine components and systems.
This specification manual provides technical data and specifications for assembly, inspection, rebuilding and adjustment of components used on the covered NT855 engine configurations.
The manual provides general NT855 engine specifications and technical dimensions in both metric and U.S. customary units. The published specification information includes a 140 mm [5.5 in.] bore, 152 mm [6.0 in.] stroke and approximately 14.0-liter [855 CID] displacement.
Technical data includes dimensional limits and rebuild specifications for the cylinder block, cylinder head, engine assembly, rocker lever housing, cam follower assembly, fuel pump, fuel pump and compressor drive, water pump, fan hub and other engine components.
The manual contains torque information for engine components and assemblies, including capscrew torque values, cylinder-head components, engine assembly components, turbocharger-related components, lubrication system components, water-pump components and pipe plugs.
The manual includes valve and injector adjustment specifications covering the applicable Big Cam IV, New Big Cam IV and 88 Big Cam IV configurations. It also provides information concerning injection timing and related adjustment requirements.
Cooling-system specifications include thermostat and water-pump information, while the turbocharger section provides inspection specifications for applicable turbocharger models.
| Manufacturer | Cummins Engine Company, Inc. |
|---|---|
| Model | NT855 Series / Big Cam IV / New Big Cam IV / 88 Big Cam IV |
| Manual Type | Specification Manual |
| Language | English |
| Format |
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