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Cummins ISX15 and QSX15 specifications and manuals




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Your Diesel Engine Specs

Basic specs are open to everyone and include images, displacement, dimensions and weight, essential bolt tightening torques, the characteristics of the engine like its power and torque.
Essential bolt tightening torques are the main bearing cap bolt torque, the connecting rod cap bolt torque and the cylinder head bolt torques.


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Cummins ISX15 and QSX15 bolt torques, specifications and manuals

Cummins ISX15 and QSX15 Essential Diesel Engine Bolt Tightening Torques

Main Bearing Bolts
Step 1 = 149 Nm [110 lb.ft]
Step 2 = Rotate 180°

Used Connecting Rod Bolts
Step 1 = 70 ± 6 Nm [52 ± 4 lb.ft] 
Step 2 = 60 ± 5° 

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°

Cylinder head Bolts
Step 1 = 203 Nm [150 lb.ft]
Step 2 = 407 Nm [300 lb.ft]
Step 2 = Rotate 90°


Cummins ISX15 and QSX15 Diesel Engine Specs

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

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]



Cummins ISX15 and QSX15 Diesel Engine Spec Sheets



Cummins ISX and QSX English Diesel Engine workshop repair Manuals



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