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Cummins ISX15 and QSX15 Essential Diesel Engine Bolt Tightening Torques

 
Cummins ISX15 and QSX15
Main Bearing Bolts

Step 1 = 149 Nm [110 lb.ft]
Step 2 = Rotate 180 degrees




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Cummins ISX15 and QSX15
Used Connecting Rod Bolts

Step 1 = 70 ± 6 Nm [52 ± 4 lb.ft] 
Step 2 = 60 ± 5 degrees 




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Cummins ISX15 and QSX15
New Connecting Rod Bolts

Step 1 = 40 ± 6 Nm [29 ± 4 lb.ft] 
Step 2 = Loosen all
Step 3 = 70 ± 6 Nm [52 ± 4 lb.ft] 
Step 4 = 
Rotate capscrews 60 ± 5 degrees

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Cummins ISX Cylinder head Bolt Torques and torque sequence

 
Cummins ISX15 and QSX15
Cylinder Head Bolt Torque

Step 1 = 203 Nm, 150 lb.ft
Step 2 = 407 Nm, 300 lb.ft
Step 3 = Rotate 90 degrees










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Cummins ISX15 and QSX15 Diesel Engine Spec Sheets

 

Cummins ISX15 Operation, Maintenance, Electronics

 

Cummins ISX and QSX English Diesel Engine workshop repair Manuals

 

Espanol - manuales ISX Cummins

 

Cummins ISX15 and QSX15 Diesel Engine Specs

 
Cummins ISX15 and QSX15
Displacement, arrangement, bore,
stroke, power and torque

Displacement
15.0 liter, 912 CID

Arrangement
6 Cyl In-Line	
Turbocharged
Aftercooled

Bore
137 mm, 5.40 in
 
Stroke
169 mm, 6.65 in

Power
298-447 kW
400-600 hp @ 1800 rpm

Torque
1966-2508 Nm
1450-1850 lb.ft @ 1200 rpm

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Cummins ISX15 and QSX15
Dimensions and weight

Dimensions
approx:
Length 55 in, 1400 mm
Width 38 in, 965 mm
Height 49 in, 1240 mm

Weight
approx:
Automotive 1202 kg [2650 lb] 
Industrial 1524 kg [3360 lb] 
Power Generation 1370 kg [3020 lb]












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