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Popular Diesel Engine Specs




Komatsu 6D102 Essential Diesel Engine Bolt Tightening Torques

 
Komatsu 6D102 
Main Bearing Bolt torque
S6D102E-1 between 
Engine Nos: 26200929 - 26222207

SA6D102E-? between 
Engine Nos: 26200467 - 26228573 

Step1 = 60 Nm
Step2 = 90 Nm
Step3 = 178 Nm



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102 
Main Bearing Bolt torque

S6D102E-1 from 
Engine No: 26222208 -

SA6D102E-1 from 
Engine No: 26228574 -

from SAA6D102E-2 up

Step1 = 60 Nm
Step2 = 90 Nm
Step3 = +90 degrees



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102 
Connecting Rod Bolts and
Cylinder Head Bolts

Connecting Rod 
Bolt torque
Step1 = 30 Nm
Step2 = 60 Nm
Step3 = +60 degrees

Cylinder Head Bolt 
torque
Step1 = tighten all 90 Nm
Step2 = check all
Step3 = six long bolts only to 120 Nm 
Step4 = tighten all bolts a further 
             90 degrees
Step5 = check all bolts at 136 Nm 
(if bolt(s) found loose at 136 Nm
redo those only from step1)



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Komatsu 6D102 series 
engine manuals and specs
 

Komatsu 6D102 Diesel Engine workshop repair Manuals

 
Komatsu 102 Series - Workshop Manual - Introduction, Testing and Adjusting
Komatsu 102 Series Introduction, Testing and Adjusting - 286 pages, click to download

Komatsu 102 Series - Workshop Manual - Disassembly and Assembly
Komatsu 102 Series, Workshop Manual - Disassembly and Assembly section - 431 pages, click to download

Komatsu 102 Series - Workshop Manual - Repair of Components and Maintenance
Komatsu 102 Series, Workshop Manual - Repair of Components and Maintenance section - 88 pages, click to download

Komatsu 6D102 Diesel Engine Specs

 
Komatsu 102 series
Displacement, bore, stroke 

Displacement
5.9 liter, 359 CID

Bore
4.02", 102 mm 

Stroke
4.72", 120 mm



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102 
Arrangement
6 cylinder 
in line turbo engine



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102
Power
134-157 kW, 180-210 hp 
@ 2500 rpm



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102
Torque 
310-330 lb.ft, 420-450 Nm 
@ 1500 rpm



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102
Dimensions and weight
Dimensions
approx
length = 1067 mm, 42 in
width  =  711 mm, 28 in
height =  812 mm, 32 in

Weight
approx
466 Kg, 1025 lb



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Komatsu 6D102 series 
engine manuals and specs
 
Komatsu 6D102
Compression ratio
16.5:1



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Komatsu 6D102 series 
engine manuals and specs
 

Komatsu 6D102 Diesel Engine Images

 
Image Komatsu 114 series engine, front view
Komatsu 6D102 serial number plate - click for specs and manuals

Image Komatsu 102 series engine, front view
Komatsu 102 series engine, front view - click for specs and manuals

Image Komatsu 6D102 engine in for repairs, left view
Komatsu 6D102 engine in for repairs, left view - click for specs and manuals

Komatsu 6D102 engine in for repairs
wip Komatsu 6D102 engine in for repairs, right view - click for specs and manuals

Komatsu 6D102 Images shared by Moo from Asia

 
Moo 6D102 Komatsu in mud-2
Komatsu 6D102 stuck in the mud-2 - click for specs and manuals

Moo 6D102 Komatsu in mud-3
Komatsu 6D102 stuck in the mud-3 - click for specs and manuals

Moo 6D102 Komatsu in mud-5
Komatsu 6D102 stuck in the mud-5 - click for specs and manuals

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Diesel engine Manuals, Specs, Bolt torques
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More Komatsu Engine Specs, Bolt torques and manuals

Komatsu diesel engine manuals, bolt torques, specs
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