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Cummins N14 engine specifications and manuals - amp

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dimensions and weight, 
essential bolt tightening torques, 

characteristics of the engine 
e.g. its power and torque. 

Essential bolt tightening torques are
 main bearing cap bolt torque, 
 connecting rod cap bolt torque 
 and the cylinder head bolt torques.
 


 
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Cummins N14 Essential Diesel Engine Bolt Tightening Torques

 
Cummins N14
Main Bearing Bolts

Step 1 = 120 Nm, 90 lb.ft
Step 2 = 230 Nm, 170 lb.ft
Step 3 = 346 Nm, 255 lb.ft
Step 4 Loosen all; 
Step 5 = 120 Nm, 90 lb.ft
Step 6 = 230 Nm, 170 lb.ft
Step 7 = 346 Nm, 255 lb.f

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Cummins N14 
engine manuals and specs
 
Cummins N14
Connecting Rod Bolts

Solid Piston
Step 1 = 100 Nm, 75 lb.ft
Step 2 = 264 Nm, 195 lb.ft

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Cummins N14 
engine manuals and specs
 
Cummins N14
Connecting Rod Bolts

Articulated Piston
Step 1 = 130 Nm, 95 lb.ft
Step 2 = plus 60 degrees +- 5 degrees
 *** See Important Note below:

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Cummins N14 
engine manuals and specs
 
Cummins N14
Cylinder Head Bolts

Step 1 = 136 Nm, 100 lb.ft
Step 2 = 298 Nm, 220 lb.ft
Step 3 = + 90 degrees

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Cummins N14 
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Cummins N14 Diesel Engine Spec Sheets

 
Cummins N14 
Genset Spec Sheet 
4 pages 
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Cummins N14 
Marine Spec Sheet 
4 pages 
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Cummins N14 Diesel Engine workshop repair Manuals

 
Cummins N14 
C-Brake manaul 
16 pages 
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Cummins N14 
Parts Book 
114 pages 
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Cummins N14 
Shop manaul 
587 pages 
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Cummins N14 manuales y libros en Espanol

 
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Cummins N14 Diesel Engine Specs

 
Cummins N14
Displacement, bore and stroke

Displacement
14.0 liter, 855 CID

Bore
5.5", 139.7 mm 

Stroke
6.0", 152.4 mm

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Cummins N14 
engine manuals and specs
 
Cummins N14
Arrangement and power

Arrangement
6 Cyl In-Line, 
turbocharged and
turbocharged aftercooled and
naturally aspirated engines

Power
231-391 kW, 310-525 hp 
@ 2100 rpm

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Cummins N14 
engine manuals and specs
 
Cummins N14
Dimensions, weight and
compression ratio

Dimensions
approx:
length = 59 in, 1496 mm
widgth = 33 in, 854 mm
height =51 in, 1293 mm

Weight
approx:
2800 lb, 1300 kg

Compression ratio
N14 Marine 17:1 
Genset Spec Sheet 17:1

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Cummins N14 
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