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Cummins N855 Small Cam step by step Essential Diesel Engine Bolt Tightening Torques

 

Cummins N855 Small Cam Main Bearing Bolts 

Step 1 = 85 lb.ft, 115 Nm
Step 2 = 170 lb.ft, 230 Nm
Step 3 = 255 lb.ft, 345 Nm
Step 4 = Loosen
Step 5 = 85 lb.ft, 115 Nm
Step 6 = 170 lb.ft, 230 Nm
Step 7 = 255 lb.ft, 345 Nm


Cummins N855 Small Cam Connecting Rod Bolts 

Step 1 = 100 Nm, 75 lb.ft
Step 2 = 200 Nm, 150 lb.ft
Step 3 = Loosen
Step 4 = 100 Nm, 75 lb.ft
Step 5 = 200 Nm, 150 lb.ft

Cummins N855 Small Cam Cylinder Head Bolts 

Step 1 = 30 Nm, 25 lb.ft
Step 2 = 135 Nm, 100 lb.ft
Step 3 = 340 Nm, 305 lb.ft


Cummins N855 Small Cam Diesel Engine workshop repair Manuals

 
N855 Small Cam workshop manual and parts book
Cummins N855 Small Cam 
workshop manual and parts book 
738 page - click to download
N855 Small Cam parts book
Cummins NT-855 Small Cam Parts Catalog, 47 pages - click to download
N855 Small Cam parts catalog
Cummins N855 Parts Catalog Small Cam , 54 pages - click to download

Cummins N855 Small Cam Diesel Engine Specs

 
Cummins N855 Small Cam Displacement and arrangement 

Displacement
14.0 liter, 855 CID

Arrangement
6 cylinder in-line engine with naturally aspirated, turbocharged and turbo aftercooled variants

Cummins N855 Small Cam Power and torque 

Power
250-400 hp
186 -298 kW @ 2100 rpm

Torque Range
(400 hp engine)
1150 lb.ft, 1559 Nm @ 1500 rpm


Cummins N855 Small Cam Bore, stroke and compression ratio 

Bore
139.7 mm, 5.5 in

Stroke
152.4 mm, 6.00 in

Compression Ratio
Typical
CPL19 @ 280hp is 14.5:1

But also varies according to CPL number

Cummins N855 Small Cam approx Dimensions and weight 

Dimensions
length 1496 mm, 59 in
width 863 mm, 34 in
height 1293 mm, 51 in

Weight
2800 lb, 1273 kg


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