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Cummins N14 specifications and manuals




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Your Diesel Engine Specs

Basic specs are open to everyone and include images, displacement, dimensions and weight, essential bolt tightening torques, the characteristics of the engine like its power and torque.
Essential bolt tightening torques are the main bearing cap bolt torque, the connecting rod cap bolt torque and the cylinder head bolt torques.


Some Popular Engine Specs


Cummins N14 bolt torques, specifications and manuals

Cummins N14 Essential Diesel Engine Bolt Tightening Torques

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.ft
Connecting Rod Bolts
Solid Piston
Step 1 = 100 Nm, 75 lb.ft
Step 2 = 264 Nm, 195 lb.ft
Connecting Rod Bolts
Articulated Piston
Step 1 = 130 Nm, 95 lb.ft
Step 2 = plus 60° +- 5°
 *** See Important Note below:
Cylinder head Bolts
Step 1 = 136 Nm, 100 lb.ft
Step 2 = 298 Nm, 220 lb.ft
Step 3 = + 90°

Cummins N14 Diesel Engine Specs

Cummins N14
Displacement
14.0 liter, 855 CID

Bore
5.5", 139.7 mm 

Stroke
6.0", 152.4 mm

Cummins N14
Arrangement
6 Cyl In-Line, 
turbocharged and
turbocharged aftercooled and
naturally aspirated engines

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

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


Cummins N14 Diesel Engine Spec Sheets

Cummins N14 Genset Spec Sheet p1
Cummins N14 
Genset Spec Sheet 
4 pages 
Click image to download
Cummins N14 Marine Spec Sheet p1
Cummins N14 
Marine Spec Sheet 
4 pages 
Click image to download

Cummins N14 Diesel Engine workshop repair Manuals

Cummins N14 c-brke booklet p1
Cummins N14 
C-Brake manaul 
16 pages 
Click image to download
Cummins N14 Parts Book p1
Cummins N14 
Parts Book 
114 pages 
Click image to download
Cummins N14 Shop manaul p1
Cummins N14 
Shop manaul 
587 pages 
Click image to download

Cummins N14 manuales y libros en Espanol



Cummins plus-minus torque values do not mean approximate




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email: steve@barringtondieselclub.co.za
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