Mercedes OM442 engine specifications and manuals

OM442 Mercedes Main Bearing Cap Screws
Center 156 mm max
step 1 = 100 Nm
step 2 = 200 Nm
step 3 = 330 Nm
step 4 = + 90-100 degrees

Main Bearing Cap Screws - Lateral
step 1 = 80 Nm

OM442 Mercedes Connecting Rod Bolts
step 1 = 100 Nm
step 2 = + 90-100 degrees

OM442 Mercedes Cylinder Head Bolts
step 1 = 10 Nm
step 2 = 50 Nm
step 3 = 100 Nm
step 4 = 140-150 Nm
step 5 = 180-190 Nm
step 6 = + 90-100 degrees

Designations German - English
A = Turbocharger = T
L = Intercooler = I
OM = Diesel engine = ADE

example:
OM366 = ADE366N
OM366A = ADE366T
OM366LA = ADE366TI
OM442LA = ADE442TI

Mercedes OM442 Displacement, Bore, Stroke, Compression Ratio, Weight

Displacement
om442 - 15.080 liter

Bore
ADE
Naturally aspirated = 130 mm

Other
Turbo models = 128.00 mm

Stroke
142.00 mm

Compression ratio
Naturally aspirated = 16.9:1
Turbocharged = 16.25:1

Weight
approx
om442 - 815 kg
om442A - 865 kg

OM442 Mercedes Arrangement

om442
v8 engine
4-stroke cycle
Naturally aspirated

om442A
v8 engine
4-stroke cycle
Turbocharged

om442LA
v8 engine
4-stroke cycle
Turbocharged
Intercooled

OM442 Mercedes Power and torque

Power
om442 - 213 kW @ 2100 rpm
om442A - 260 kW @ 2100 rpm
om442LA - 320 kW @ 2100 rpm

Torque
om442 - 1100 Nm @ 1200 rpm
om442A - 1600 Nm @ 1200 rpm
om442LA - 1765 Nm @ 1200 rpm