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ADE 444 Essential Diesel Engine Bolt Tightening Torques

 
ADE 444 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

Lateral
step 1 = 80 Nm

ADE 444 Connecting Rod Bolts
 

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

ADE 444 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

ADE 442 cylinder head bolt torque sequence
Click to get the ADE 442 cylinder head bolt torque sequence


Dimensions approx ade multi engine dimensions image

ADE 444 Diesel Engine Specs

 
ADE 444 Designations, bore and stroke
 

Designations
German - English
A = Turbocharger = T
L = Intercooler = I
OM = Diesel engine = ADE
e.g
OM443LA = ADE444TI

Bore
ADE
Naturally aspirated = 130 mm

Other
Turbo models = 128.00 mm

Stroke
142.00 mm

ADE 444 Arrangement
 

ADE444
v12 engine
4-stroke cycle
Naturally aspirated

ADE444T
v12 engine
4-stroke cycle
Turbocharged

ADE442TI
v12 engine
4-stroke cycle
Turbocharged
Intercooled

ADE 444 Displacement, compression ratio and weight
 

Displacement
ADE444 - 22.618 liter

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

Weight approx
ADE444 - 1115 kg
ADE444T - 1165 kg
ADE444TI - 1220 kg


ADE 444 Designations and power
 

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

Power
ADE444 - 320 kW @ 2100 rpm
ADE444T - 390 kW @ 2100 rpm
ADE444TI - 480 kW @ 2100 rpm

ADE 444 Designations and torque
 

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

Torque
ADE444 - 1650 Nm @ 1200 rpm
ADE444T - 2400 Nm @ 1200 rpm
ADE444TI - 2650 Nm @ 1200 rpm


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Page Revision #18.1RS 04-2021