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Cummins V378, V504 and V555 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 V378, V504 and V555 bolt torques, specifications and manuals

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Cummins V378, V504 and V555 Essential Diesel Engine Bolt Tightening Torques


Main Bearing Bolts
Step 1 = 65 lb.ft, 88 Nm
Step 2 = 185 lb.ft, 250 Nm
Step 3 = Loosen
Step 4 = 65 lb.ft, 88 Nm
Step 5 = 175 lb.ft, 237 Nm

Connecting Rod Bolts
V6-378 and V8-504
Step 1 = 25 lb.ft, 34 Nm
Step 2 = 55 lb.ft, 75 Nm
Step 3 = Loosen
Step 4 = 25 lb.ft, 34 Nm
Step 5 = 80 lb.ft, 108 Nm

V8-555
Step 1 = 25 lb.ft, 34 Nm
Step 2 = 159 lb.ft, 212 Nm
Step 3 = Loosen
Step 4 = 25 lb.ft, 34 Nm
Step 5 = 159 lb.ft, 212 Nm

Cylinder head Bolts
Step 1 = 25 lb.ft, 34 Nm
Step 2 = 50 lb.ft, 68 Nm
Step 3 = 90 lb.ft, 122 Nm
Step 4 = 115 lb.ft, 156 Nm
Step 5 = 140 lb.ft, 190 Nm


Cummins V378, V504 and V555 Diesel Engine Specs

Cummins V378
Displacement
6.2 liter, 378 CID

Cummins V504
Displacement
8.3 liter, 504 CID

Cummins V555
Displacement
9.1 liter, 555 CID

Arrangement
V8 engines
with naturally aspirated and
turbocharged variants

Cummins V504 and V555
V378 Power
106 kW, 146 hp @ 3000 rpm

V504 Power
141 kW, 195 hp @ 3000 rpm

V555 Power
160 kW, 215 hp @ 3000 rpm

VT555 Power
239 kW, 320 hp @ 3000 rpm

Torque
V378
306 lb.ft, 415 Nm @ 1900 rpm

Torque
V504 - CPL 5023
408 lb.ft, 554 Nm @ 1900 rpm

V378, V504 and V555 Bore:
4.625", 117.5 mm

V378, V504 Stroke:
3.750", 95.25 mm

V555 Stroke:
4.125", 104.8 mm

Compression Ratio:
Naturally Aspirated 17.0:1
turbocharged 16.0:1

Dimensions:
approx:
V8-504
length 44 in, 1117 mm
width 33 in, 838 mm
height 33 in, 838 mm

V8-555
length 48 in, 1219 mm
width 35 in, 889 mm
height 33 in, 838 mm

Weight:
approx:
V8-504
1535 lb, 698 kg

V8-555 Turbocharged
2040 lb, 927 kg



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