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Komatsu 170 series specifications and manuals - amp

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Essential bolt torques are:
 main bearing cap bolts 
 connecting rod cap bolts
cylinder head bolt torques

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Workshop manual, specs and bolt torques for Komatsu 170 series engines - amp

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Komatsu 170 series Diesel Engine Bolt Tightening Torques

Komatsu 170 series
Main Bearing Bolts 
Step 1 = 285 Nm
Step 2 = 580 Nm
Step 3 = + 105 degrees

Komatsu 170 series
Connecting Rod Bolts
Step 1 = 40 Nm
Step 2 = 100 Nm
Step 3 = + 90 degrees

Komatsu 170 series
Cylinder Head Bolts
Step 1 = 100 Nm
Step 2 = 265 Nm


Komatsu 170 series Diesel Engine Specs

Komatsu 170 series Arrangement, displacement, bore and stroke 

6 cylinder in line engine, turbocharged
23.2 liter
170.0 mm
170.0 mm

Komatsu 170 series Power and torque 

391 kW, 524 hp @ 1800 rpm
2650 Nm @ 1300 rpm

Komatsu 170 series Dimensions and weight 

Dimensions approx
Length 1860 mm
Width 1240 mm
Height 2093 mm

Weight approx
2740 kg

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