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Cummins QSK19 specifications and manuals




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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 QSK19 bolt torques, specifications and manuals


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Cummins QSK19 Essential Diesel Engine Bolt Tightening Torques

Main Bearing Bolts
step 1 = 265 Nm, 195 lb.ft
step 2 = 605 Nm, 445 lb.ft
step 3 = loosen
step 4 = 265 Nm, 195 lb.ft
step 5 = 605 Nm, 445 lb.ft

Connecting Rod Bolts
step 1 = 100 Nm, 75 lb.ft
step 2 = 200 Nm, 150 lb.ft
step 3 = 290 Nm, 214 lb.ft
step 4 = loosen
step 5 = 100 Nm, 75 lb.ft
step 6 = 200 Nm, 150 lb.ft
step 7 = 290 Nm, 214 lb.ft

Cylinder head Bolts
step 1 = 68 Nm, 50 lb.ft
step 2 = 205 Nm, 150 lb.ft
step 3 = 300 Nm, 220 lb.ft
step 4 = Rotate 90°

Cummins QSK19 Diesel Engine Specs

Cummins QSK19
Displacement
18.8 liter, 1150 CID

Arrangement
6 cylinder in line
turbocharged
and mostly after-cooled

Cummins QSK19
Power
Marine
660-800 hp, 493-563 kW 
@ 1800-2100 rpm

Bore:
6 1/4", 158.75 mm

Stroke:
6 1/4", 158.75 mm

Compression Ratio:
525 hp to 600 hp
Aftercooled Water Jacket 
17.0:1

600 hp to 750 hp
Low Temperature Aftercooled 
15.0:1

Dimensions:
Marine approx:
length 2007 mm, 79 in
width 963 mm, 38 in
height 1880 mm, 74 in

Weight:
dry approx:
2189 kg, 4825 lb



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Phone: +27 72 754 4660
email: steve@barringtondieselclub.co.za
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