Skip to main content 

Komatsu 12v140 Manuals and Specs - amp

Welcome you're on our amp page providing Komatsu 12v140 engine Manuals, Specs and bolt torques

Inter Club Navigation
 Home Page   Membership   Contact Us    Club Matters   Engine List   Technical  Videos 

Click for:
Info on
basic engine specs

Basic specs are free
 and open to everyone

They usually include
engine images, displacement, 
dimensions and weight, 
essential bolt tightening torques, 

characteristics of the engine 
e.g. its power and torque. 

Essential bolt tightening torques are
 main bearing cap bolt torque, 
 connecting rod cap bolt torque 
 and the cylinder head bolt torques.
 


 
Click for: Cummins engine specs   Click for: CAT Diesel engine Specs   Click for: Detroit Diesel specs   Click for: ADE diesel engine specs   Click for: Deutz diesel engine specs

Click for:
Info on
manuals and books

You need club membership 
for your engine manuals or parts books.

Subscribe for Membership 
if you need manuals continually

or 

Take a one week membership window
 if you only need manuals 
 for a specific engine.
 


 

Workshop manual, specs and bolt torques for Komatsu 12v40 diesel engines - amp

 
Click image:
to view
click text to close
 
Click for:
Other Diesel Engine
manuals and specs
 

Komatsu 12v140 Diesel Engine Bolt Tightening Torques

 
Komatsu 12v140
Main Bearing Bolts

Step1 = 290 Nm
Step2 = 570 Nm
Step3 = +90 degrees

Click for Komatsu 12v140 
engine manuals and specs
 
Komatsu 12v140
Connecting Rod Bolts

Step1 = 70 Nm
Step2 = recheck 70 Nm
Step3 = + 90 degrees

Click for Komatsu 12v140 
engine manuals and specs
 
Komatsu 12v140
Cylinder Head Bolts

for bolts 1-6:
Step1 = 150 Nm
Step2 = 220 Nm
Step3 = + 90 degrees

bolt No. 7:
Step1 = 70 Nm

Click for Komatsu 12v140 
engine manuals and specs
 

Komatsu 12v40 engine - Diesel engine workshop repair Manuals

 
Komatsu 12v140 engine workshop manual, 469 pages - click to download

Komatsu 12v40 Diesel Engine Specs

 
Komatsu 12v140
Arrangement, displacement, bore
and stroke

Arrangement
12v engine, 
turbocharged

Displacement
30.5 liter

Bore
140.0 mm	
 
Stroke
165.0 mm

Click for Komatsu 12v140 
engine manuals and specs
 
Komatsu 12v140
Power and torque

Power
574-603 kW @ 2000 rpm

Torque
3350-3730 Nm @ 1400 rpm

Click for Komatsu 12v140 
engine manuals and specs
 
Komatsu 12v140
Dimensions and weight

Dimensions
approx dimensions
varies according to machine:

length = 1715-2000 mm
width  = 1450-1515 mm
height = 1592 mm

Weight
approx
3200 kg

Click for Komatsu 12v140 
engine manuals and specs
 


 
Membership
 Membership - Sign Up  More about Membership  Login 
 
Home Page 
  Home - Desktop    Home - Mobile 
 
Engine List 
  Engine List - Desktop    Engine List - Mobile 
 
Club Matters
More About Us  Terms and Conditions  Acknowledgements  Site Map  Privacy Policy 


Page Revision #8.6RsC AMP 10-18