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Popular Diesel Engine Specs

Cummins V903 Essential Diesel Engine Bolt Tightening Torques

 
Cummins V903
Main Bearing Bolts
Step 1 = 50 lb.ft, 68 Nm
Step 2 = 100 lb.ft, 136 Nm
Multiple Steps until 350 lb.ft, 475 Nm
Step x = Loosen
Multiple Steps x+1 = 90 lb.ft, 122 Nm
Multiple Steps x+2 = 180 lb.ft, 244 Nm
fially in 2 steps 
advance total of 60°

 
Cummins V903
Connecting Rod Bolts
Step 1 = 50 lb.ft, 68 Nm
Step 2 = 100 lb.ft, 136 Nm
Step 3 = Loosen
Step 4 = 50 lb.ft, 68 Nm
Step 5 = 100 lb.ft, 136 Nm

 
Cummins V903
Cylinder head Bolts
280-300 lb.ft, 380-407 Nm
in 50 lb.ft, 68 Nm increments
 

Cummins V903 Diesel Engine Specs

 
Cummins V903
Displacement 
14.8 liter, 903 CID

Bore
5.50",  139.7 mm 

Stroke
4.75",  120.65 mm
 
 
 
Cummins V903
Arrangement
v8 turbo

 
Cummins Power
V903 
190-229 kW, 255-307 hp @ 2600 rpm
VT903
190-238 kW, 255-320 hp @ 2600 rpm
V903M Pleasure Craft
286 shaft hp @ 2600 rpm

 

Cummins V903
Dimensions:
approx:
refer to spec sheet

 
Cummins V903
Weight:
approx:
V903M 
2800 lb, 1270 kg

 
Cummins V903
Compression ratio:
commonly at 15.5:1

 

Cummins V903 Diesel Engine Spec Sheets

 

Cummins V903 Diesel Engine workshop repair Manuals and Parts Book

 



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