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Popular Diesel Engine Specs

OM501 bolt torques, specifications and manuals


Useful information for owners and repairers of OM501 engines

OM501 Essential Diesel Engine Bolt Tightening Torques

Main Bearing Bolts 
step 1 = 80 Nm
step 2 = 160 Nm
step 3 = 320 Nm
step 4 = + 90°

Connecting Rod Bolts
step 1 = 30 Nm
step 2 = 60 Nm
step 3 = 120 Nm
step 4 = + 90°

Cylinder head Bolts
step 1 = 10 Nm
step 2 = 50 Nm 
step 3 = 100 Nm
step 4 = 200 Nm
step 5 = + 90°
step 6 = + 90°

OM501 Diesel Engine Specs

Arrangement
OM501LA
6v engine, 
4-stroke cycle
turbocharged
intercooled

Compression ratio:
From 17.25:1 to 18.5:1

Displacement
11.940 liter, 729 CID

Bore
130 mm, 5.12 in

Stroke
150 mm, 5.91 in

Power 
 OM501LA
From:
268 hp, 200 kW @ 1800 rpm
To:
469 hp, 350 kW @ 1800 rpm

Torque 
From:
1550 Nm, 1150 lb.ft @ 1100 rpm
To:
2280 Nm, 1700 lb.ft @ 1100 rpm
Dimensions approx:
length 1190 mm, 47 in
width 1020 mm, 40 in
height 1130 mm, 44 in

Weight approx:
940 kg, 2068 lb


OM501 Diesel Engine workshop repair Manuals



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