Cummins N743 and NH220 specifications and manuals

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Popular Diesel Engine Specs

Cummins NH220 Essential Diesel Engine Bolt Tightening Torques

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

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°

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


Cummins NH220 Diesel Engine Specs

Cummins NH220
Displacement
12.2 liter,  743 CID

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

Cummins NH220
Power
from 190 to 280 hp,
142 to 208 kW 
@ 2100 rpm


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

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

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

Weight:
2800 lb, 1273 kg

Cummins NH220 Diesel Engine Spec Sheets

Cummins NH220 spec sheet
Cummins NH220 
spec sheet 
5 page - click to download

Cummins NH220 Diesel Engine workshop repair Manuals

NH220 workshop manual
Cummins NH220 
workshop manual 
298 page - click to download




Barrington Diesel Club
Phone: +27 72 754 4660
email: steve@barringtondieselclub.co.za
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