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Popular Diesel Engine Specs

Cummins KTA38 and KTA50 Essential Diesel Engine Bolt Tightening Torques

 
Cummins KTA38 and KTA50
Main Bearing Bolts
main bearing capscrews
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

main bearing mounting capscrews
step 1 = 176 Nm, 130 lb.ft
step 2 = 339 Nm, 250 lb.ft
step 3 = loosen
step 4 = 339 Nm, 250 lb.ft
step 5 = + 90°

 
Cummins KTA38 and KTA50
Connecting Rod Bolts
(Manual Vol 3)
step 1 = 108 Nm, 80 lb.ft
step 2 = 217 Nm, 160 lb.ft
step 3 = 325 Nm, 240 lb.ft
step 4 = loosen
step 5 = 108 Nm, 80 lb.ft
step 6 = 217 Nm, 160 lb.ft
step 7 = 325 Nm, 240 lb.ft
step 8 = 365 Nm, 270 lb.ft

 
Cummins KTA38 and KTA50
Cylinder head Bolts
step 1  50 lb.ft, 65 Nm     
step 2  150 lb.ft, 200 Nm 
step 3  250 lb.ft, 340 Nm 
step 4  360 lb.ft, 490 Nm   
step 5  410 lb.ft, 555 Nm  

Silver bolts
step 1  50 lb.ft, 65 Nm  
step 2  120 lb.ft, 160 Nm  
step 3  185 lb.ft, 250 Nm  
step 4  255 lb.ft, 345 Nm

 

Cummins KTA38 and KTA50 Diesel Engine Spec Sheets

KT38 advantage spec sheet
Cummins KTA38 & 50 advantage spec sheet&, 4 page - click to download
KTA38 generator spec sheet
Cummins KTA38 G7 generator spec sheet, 2 page - click to download
KT19 generator spec sheet
Cummins KTA38 marine spec sheet, 2 page - click to download

KTA50 drilling module p1
Cummins KTA50 drilling module, 4 pages - click to download
KTA50 G3 spec sheet p1
Cummins KTA50 G3 spec sheet, 2 pages - click to download
KTA50 genset spec sheet p1
Cummins KTA50 gen set spec sheet, 2 pages - click to download

Cummins KTA38 and KTA50 Diesel Engine workshop repair Manuals

KTA38 workshop manual p1
Cummins K38, K50, QSK38, QSK50 workshop manual, 854 pages - click to download
KTA50 parts book p1
Cummins KTA50 parts book, 194 pages - click to download

Cummins KTA38 main engine specs

 
Cummins KTA38
Generator engine: 
configuration, displacement, 
bore, stroke,

Configuration
v-12 cylinder
turbo, intercooled

displacement
38 liter

bore, stroke
called a square engine with
bore and stroke = 159 mm, 6.25 inches

 
Cummins KTA38
Generator engine:
power, compression ratio

Power
Engine Power = 900-1200 kWm
Engine Output = 750-1050 kVA
@ 1500 rpm

compression ratio
Typical = 14.9:1

 


Cummins KTA50 main engine specs

 
Cummins KTA50 - G8
Generator engine: 
configuration, displacement, 
bore, stroke,

Configuration
v-16 cylinder
turbo, intercooled

displacement
50 liter

bore, stroke
called a square engine with
bore and stroke = 159 mm, 6.25 inches

 
Cummins KTA50 - G8
Generator engine:
power, compression ratio

Power
Engine Power = 1200-1600 kWm
Engine Output = 1000-1400 kVA
@ 1500 rpm

compression ratio
14.9:1

 




Page Revision #13.1RS 01-18