Mercedes OM407 - OM409 Engine Specs, Bolt Torques, Manuals

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OM407 Mercedes
Main Bearing Bolts

12pt bolts
300 Nm + 90-100 degrees

Hex bolts
80-90 Nm + 90-100 degrees

OM407 Mercedes
Connecting Rod Bolts

Step 1 = 100 Nm
Step 2 + 90-100 degrees

OM407 Mercedes
Cylinder Head Bolts

Step 1 = 10 Nm
Step 2 = 60 Nm
Step 3 = 120 Nm
Step 4 = 180 Nm
Final Step +90 - 100 degrees

OM407 Mercedes
Arrangement

OM407 -ADE407N
6 Cylinder In-Line
4-stroke cycle
Naturally aspirated

ADE407C
6 Cylinder In-Line
4-stroke cycle
Compensated

OM407A - ADE407T
6 Cylinder In-Line
4-stroke cycle
Turbocharged

OM407 Mercedes
Designations, Displacement,
Compression Ratio, Weight

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

Displacement
11.41 liter

Compression Ratio
407N 16.5:1
407C 16.0:1
407T 16.0:1

Weight Approx
407N 795 kg, 1749 lb

OM407 Mercedes
Designation and Power

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

Power
407N
233 hp, 174 kW @ 2200 rpm

407C
234 hp, 175 kW @ 2200 rpm

407T
276 hp, 206 kW @ 2200 rpm

OM407 Mercedes
Designations and Torque

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

Torque
407N
614 lb.ft, 823 Nm @ 1400 rpm

407C
727 lb.ft, 975 Nm @ 1300 rpm

407T
868 lb.ft, 1177 Nm @ 1300 rpm