Cummins Big Cam IV New Big Cam IV&88 Big Cam IV NT 855 Series Engine Official Specification Manual
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This is the COMPLETE Official Specification Manual for the Cummins Diesel Engine .
This manual contains complete assembly and rebuild specifications for the for Big Cam IV New Big Cam IV&88 Big Cam IV NT 855 engine.
This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find.
This manual offers full information you need for your machine.
The information in this manual will enable you to find trouble and to understand how to repair and maintain your machine without going into service. all pages are printable, so run off what you need and take it with you into the garage or workshop.
Models And Serials :
Big Cam IV,
New Big Cam IV,
and 88 Big Cam IV
NT 855
CONTENTS :
Additional Service Literature ...................................................... 0-73
Air Compressor
Inspection Specifications............................................. 0-64
Cam Follower Assembly
Rebuild Specifications..................................................................... 0-45
Fixed Injection Timing .................................................................... 0-45
MVT Injection Timing ..................................................................... 0-45
Torque Values................................................................................ 0-50
Capscrew Markings and Torque Values ....................................... 0-71
Capscrew Markings and Torque Values - U.S. Customary ............0-71
Cooling System -Torque Values .................................................... 0-60
Cylinder Block
Rebuild Specifications..................................................................... 0-29
Torque Values.................................................................................. 0-37
Cylinder Head
Rebuild Specifications................................................................... 0-38
Torque Values................................................................................ 0-42
Decimal and Metric Conversion Factors........................................ 0-69
Drive Belt Tension Specifications.................................................. 0-67
Engine Assembly
Capscrew Torque Values ................................................................ 0-14
Specifications.................................................................................... 0-9
Engine Diagrams ............................................................................. 0-2
Engine Identification ......................................................................... 0-1
Engine Testing
Test Specifications..................................................................... 0-65
Fan Hub
Inspection Specifications................................................................ 0-57
Fuel Pump
Rebuild Specifications.................................................................... 0-51
Fuel Pump and Compressor Drive
Rebuild Specifications....................................................................... 0-62
Torque Values.................................................................................... 0-63
General Engine Specifications........................................................ 0-5
Cooling System................................................................................. 0-6
Electrical System ............................................................................ 0-6
Exhaust System............................................................................... 0-6
Fuel System...................................................................................... 0-6
General Engine Data ........................................................................ 0-5
Intake System.................................................................................... 0-5
Lubrication System ....................................................................... 0-5
Injection Timing Codes ................................................................... 0-66
Injectors
Rebuild Specifications........................................................................ 0-51
Lubricating Oil Pump
Inspection Specifications............................................................. 0-52
Lubricating Oil System
Capacities ...................................................................................0-52
Torque Values...............................................................................0-54
Newton-Meter to Foot-Pound Conversion Chart ..........................0-70
Pipe Plug Torque Values.............................................................. 0-72
Rocker Lever Housing Assembly
Rebuild Specifications.............................................................. 0-43
Torque Values................................................................................. 0-44
Service Literature Ordering Location ............................................. 0-74
Specifications
General Information ...................................................................... 0-4
Thermostat Housing Assembly
Rebuild Specifications................................................................ 0-58
Thermostat (Reserve Flow Cooling)
Operating Temperature ............................................................... 0-59
Turbocharger
Inspection Specifications......................................................... 0-64
Valve and Injector Adjustments.................................................... 0-7
Crosshead Adjustment................................................................... 0-7
Cummins Engine Brake .................................................................. 0-7
Injector Preload (Top Stop) ............................................................. 0-7
Jacobs Engine Brake....................................................................... 0-7
Valves............................................................................................... 0-7
Vehicle Braking
Rebuild Specifications................................................................... 0-65
Water Pump Assembly
Rebuild Specifications..................................................................... 0-56
Weights and Measures
Conversion Factors ................................................................. 0-68
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