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Popular Diesel Engine Specs


Detroit Diesel 12v-71 Essential Diesel Engine Bolt Tightening Torques

 
Detroit Diesel 12V-71
Main Bearing Bolts 

step 1 = 100 lb.ft, 135 Nm
step 2 = 184 lb.ft, 250 Nm


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engine manuals and specs
 
Detroit Diesel 12V-71
Connecting Rod Bolts

67, lb.ft, 90 Nm



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engine manuals and specs
 
Detroit Diesel 12V-71
Cylinder Head Bolts

step 1 = 100 lb.ft, 135 Nm
step 2 = 184 lb.ft, 250 Nm

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Diesel 12V-71 
engine manuals and specs
 

Detroit Diesel 12v-71 Diesel Engine Spec Sheets

 

Detroit Diesel 12v-71 Diesel Engine workshop repair Manuals

 

Detroit Diesel 12v-71 Diesel Engine Specs

 
Detroit Diesel 12v-71
Arrangement, displacement, bore,
stroke and compression ratio


12v-71N Arrangement
12v engine, 
naturally aspirated

12v-71T Arrangement
12v engine, 
turbocharged


12v-71
Displacement, bore and stroke

Displacement
12v-71 - 14.0 liter, 852 CID

Bore
4.25 in, 180.0 mm	
 
Stroke
5.0 in, 127.0 mm

12v-71
Compression ratio
12v-71N 18.7:1
12v-71T 17.0:1


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Detroit Diesel 12v-71
Power and torque

Power
12v-71N
476 hp, 355 kW @ 2100 rpm

12v-71T
553 hp, 412 kW @ 2100 rpm

12v-71TA
600 hp, 448 kW @ 2100 rpm

Torque
12v-71N
1290lb.ft, 1750 Nm @ 1400 rpm

12v-71T
1530 lb.ft, 2074 Nm @ 1400 rpm

12v-71TA
1738 lb.ft, 2357 Nm @ 1200 rpm










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Detroit Diesel 12v-71
Dimensions and weight

Dimensions
Approx

12v-71N 
length 1524 mm, 60 in
width 1168 mm, 46 in 
height 1448 mm, 57 in

12v-71T 
length 1778 mm, 70 in
width 1168 mm, 46 in 
height 1390 mm, 55 in

Weight
Approx

12v-71N 1456 kg, 3203 lb

12v-71T 1610 kg, 3542 lb









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Diesel 12V-71 
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Detroit Diesel 12v-71 Diesel Engine Images

 


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