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Popular Diesel Engine Specs

OM904 and OM906 Essential Diesel Engine Bolt Tightening Torques

 
OM904, OM906 Mercedes
Main Bearing Bolts 
step 1 = 30 Nm
step 2 = 80 Nm
step 3 = 155 Nm
step 4 = + 90 degrees

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engine manuals and specs
 
OM904, OM906 Mercedes
Connecting Rod Bolts
step 1 = 10 Nm
step 1 = 45 Nm
step 3 = + 90 degrees

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engine manuals and specs
 
OM904, OM906 Mercedes
Cylinder head Bolts
step 1 = 20 Nm
step 2 = 70 Nm
step 3 = 170 Nm
step 4 = 280 Nm
step 5 = + 90 degrees
step 6 = + 90 degrees

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engine manuals and specs
 

OM904 and OM906 Diesel Engine workshop repair Manuals

 

OM904, OM906 Diesel Engine Specs

 
OM904, OM906 
Mercedes Arrangement

OM904LA
in-line 4 cylinder engine, 
4-stroke cycle
turbocharged
intercooled

Arrangement
OM906LA
in-line 6 cylinder engine, 
4-stroke cycle
turbocharged
intercooled

Compression ratio:
18.0:1

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engine manuals and specs
 
OM904, OM906 
Mercedes
Displacement, bore 
and stroke

Displacement
OM904
4.25 liter, 259 CID

OM906
6.4 liter, 390 CID

Bore
102 mm, 4.02 in

Stroke
130 mm, 5.12 in

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engine manuals and specs
 
OM904, OM906 
Mercedes Power 
and Torque

Power
OM904LA
75-130 kW, @2200 rpm

OM906LA
170-205 kW, @2200 rpm

Torque
OM904LA
400-670 Nm, @1200-1600 rpm

OM906LA
810-1100 Nm, @1200-1600 rpm

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engine manuals and specs
 
OM904, OM906 
Mercedes 
Dimensions and weight

Dimensions approx
OM904LA
length = 830 mm
width = 645 mm
height = 925 mm

OM906LA
length = 1078 mm
width = 645 mm
height = 940 mm

Weight approx
OM904LA
365 kg, 803 lb

OM906LA
530 kg, 1166 lb

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engine manuals and specs
 

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