Komatsu 6D140 Engines specifications and manuals

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Workshop manual, specs and bolt torques for Komatsu 6D140 engines

Komatsu 6D140 Essential Diesel Engine Bolt Tightening Torques

Main Bearing bolts
Step1 = 120 Nm
Step2 = 235 Nm
Step3 = +90 degrees

Connecting Rod Bolts
Step1 = 30 Nm
Step2 = 130 Nm
Step3 = + 90°

Cylinder head Bolts 
bolts 1-6:
Step1 = 150 Nm
Step2 = 220 Nm
Step3 = + 90°

bolt No. 7:
Step1 = 70 Nm

Komatsu 6D140 Diesel Engine Specs

Displacement
15.2 liter

Bore
140 mm 

Stroke
165 mm

Arrangement
6 cylinder in line turbo

Power 
332 kW @ 2000 rpm

Torque 
1990 Nm @ 1400 rpm

Komatsu 6D-140 engine
Komatsu 6D-140 engine, image from workshop manual
Dimensions:
approx:
length = 1461 mm
width  = 966 mm
height = 2020 mm

Weight:
varies with application:
Approx:
1765 Kg


Komatsu 6D140 Workshop Manual



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