Skip to main content 

Cummins N743 and NH220 engine specifications and manuals - amp

Welcome you're on our amp page providing Cummins N743 and NH220 engine Manuals, Specs and bolt torques

Inter Club Navigation
 Home Page   Membership   Contact Us      Club Matters   Engine List   Technical  Videos 

Click for:
Info on
basic engine specs

Basic specs are free
 and open to everyone

They usually include
engine images, displacement, 
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.
 


 
Click for: Cummins engine specs   Click for: CAT Diesel engine Specs   Click for: Detroit Diesel specs   Click for: ADE diesel engine specs   Click for: Deutz diesel engine specs

Click for:
Info on
manuals and books

You need club membership 
for your engine manuals or parts books.

Subscribe for Membership 
if you need manuals continually

or 

Take a one week membership window
 if you only need manuals 
 for a specific engine.
 


 

Cummins NH220 engine specs, manuals and essential bolt torques - amp

 
Click image:
to view Cummins NH220 engine
click text to close
 
Click for:
Other Diesel Engine
manuals and specs
 

Cummins NH220 Essential Diesel Engine Bolt Tightening Torques

 
Cummins NH220
Main Bearing Bolts

Step 1 = 210 Nm, 155 lb.ft
Step 2 = 420 Nm, 310 lb.ft
Step 3 = Loosen
Step 4 = 197 Nm, 145 lb.ft
Step 5 = 420 Nm, 310 lb.ft

Click for 
Cummins NH220 
engine manuals and specs
 
Cummins NH220
Connecting Rod Bolts

Step 1 = 102 Nm, 75 lb.ft
Step 2 = 190, 140 lb.ft
Step 3 = Loosen
Step 4 = 34 Nm, 25 lb.ft 
Step 5 = 75 Nm, 55 lb.ft
Step 6 = + 60 degrees

Click for 
Cummins NH220 
engine manuals and specs
 
Cummins NH220
Cylinder Head Bolts

Step 1 = 373 Nm, 275 lb.ft
Step 2 = 542 Nm, 400 lb.ft
Step 3 = 651 Nm, 480 lb.ft

Click for 
Cummins NH220 
engine manuals and specs
 

Cummins NH220 Diesel Engine Spec Sheets

 
Cummins NH220 
spec sheet 
5 page - click to download

Cummins NH220 Diesel Engine workshop repair Manuals

 
Cummins NH220 
workshop manual 
298 page - click to download

Cummins NH220 Diesel Engine Specs

 
Cummins NH220
Displacement and arrangement

Displacement
12.2 liter,  743 CID

Arrangement
6 cylinder in-line engine
with naturally aspirated and
turbocharged variants

Click for 
Cummins NH220 
engine manuals and specs
 
Cummins NH220
Power and torque

Power
from 190 to 280 hp,
142 to 208 kW 
@ 2100 rpm

Torque Range
lower range
550 lb.ft, 746 Nm @ 1350 rpm

Click for 
Cummins NH220 
engine manuals and specs
 
Cummins NH220
Bore, stroke and compression ratio

Bore
130.2 mm, 5.125 in

Stroke
152.4 mm, 6.00 in

Compression Ratio
Natural Aspirated 15.5:1
Turbocharged 15.0:1
But may also vary 
according to CPL number

Click for 
Cummins NH220 
engine manuals and specs
 
>Cummins NH220
Dimensions and weight

Dimensions
approx:
length 1448 mm, 57 in
width 686 mm, 27 in
height 1270 mm, 50 in

Weight
2800 lb, 1273 kg

Click for 
Cummins NH220 
engine manuals and specs
 

More Diesel Engine Specs, Bolt torques and manuals

Click for Index to More Diesel Engine Manuals, bolt torques, specs


 
Membership
 Membership - Sign Up  More about Membership  Login 
 
Home Page 
  Home - Desktop    Home - Mobile 
 
Engine List 
  Engine List - Desktop    Engine List - Mobile 
 
Club Matters
More About Us  Terms and Conditions  Acknowledgements  Site Map  Privacy Policy 


Page Revision #4.8RsC AMP 02-19