Diesel engine manuals and specifications at Barrington Diesel Club

Komatsu 6d102 Manuals, Engine Specifications & Bolt Torques

 
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Komatsu 6d102 Essential Diesel Engine Bolt Tightening Torques

 

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 Diesel Engine Specs

 

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



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Page Revision #1.0 DL 08-2-2024