Komatsu 6d102 Manuals, Engine Specifications & Bolt Torques

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Komatsu 6d102
Main Bearing Bolts

6D102E-1 Between Engine
Nos: 26200929 - 26222207

S6D102E-1 Between Engine
Nos: 26200467 - 26228573

Step 1 = 60 Nm
Step 2 = 90 Nm
Step 3 = 178 Nm

From 6D102E-1
Engine No: 26222208 up

From S6D102E-1
Engine No: 26228574 up
From SAA6D102E-2 up

Step 1 = 60 Nm
Step 2 = 90 Nm
Step 3 = +90 degrees

Komatsu 6d102
Connecting Rod Bolts

Step 1 = 30 Nm
Step 2 = 60 Nm
Step 3 = Tighten 60

Komatsu 6d102
Cylinder Head Bolts

Step 1 = tighten all 90 Nm

Step 2 = check all

Step 3 = six long bolts only
to 120 Nm

Step 4 = tighten all bolts
further 90 degrees

Step 5 = check all bolts at
136 Nm (if bolt(s) found loose
at 136 Nm redo those
only from Step 1)

Komatsu 6d102
Displacement,
Arrangement,
Bore and Stroke

Displacement
6D-102 - 5.9 liter,
359 CID

Arrangement
6 cylinder in line
turbo engine

Bore
4.02", 102 mm

Stroke
4.72", 120 mm

Komatsu 6d102
Power and Torque

Power
134-157 kW, 180-210 hp
@ 2500 rpm


Torque
310-330 lb.ft, 420-450 Nm
@ 1500 rpm

Komatsu 6d102
Weight and Dimensions

Weight
approx:
466 Kg, 1025 lb

Dimensions
approx:
Length = 1067 mm, 42 in
Width = 711 mm, 28 in
Height = 894 mm, 35 in

Compression Ratio
16.5:1