Detroit Diesel 6v-71 specs, 
bolt torques and manuals

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image Detroit Diesel 6v-71 engine    

Some Popular Engine Specs


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Caution: 
Bolt Torques and other data, may vary from serial number to serial number, so please check the manuals.

Caution: 
Even if bolt torques are shown, there are often special procedures involved in their tightening, so again, please check the manuals.


Detroit Diesel 6v-71 specifications and manuals

Detroit Diesel 6v-71 key specs

Arrangement
6v-71N
6v engine, 
naturally aspirated

6v-71TA
6v engine, 
turbocharged, aftercooled

Displacement, bore and stroke
6v-71 - 7.0 liter, 426 CID

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

Compression ratio:
6v-71N 18.7:1
6v-71T 17.0:1

Power 
 6v-71N
238 hp, 168 kW @ 2100 rpm

 6v-71TA
307 hp, 229 kW @ 2100 rpm

Torque 
 6v-71N
514 lb.ft, 697 Nm @ 1200 rpm

 6v-71TA
834 lb.ft, 1131 Nm @ 1200 rpm

Dimensions approx:
6v-71N 
length 1041 mm, 41 in
width 991 mm, 39 in 
height 1219 mm, 48 in

6v-71TA 
length 1014 mm, 40 in
width 1014 mm, 40 in 
height 1342 mm, 53 in

Weight approx:
6v-71N 912 kg, 2010 lb

6v-71TA 943 kg, 2080 lb

Detroit Diesel 6v-71 essential bolt tightening torques

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

Connecting Rod Bolts
67, lb.ft, 90 Nm

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


Detroit Diesel 6v-71 manuals and other literature

Detroit Diesel v71 workshop manual p1 of 626 pages
Detroit Diesel v71 engines 
workshop manual 
626 pages, Click image to download
Detroit Diesel v71 engines tune up booklet p1
Detroit Diesel v71 engines 
tune up booklet 
27 pages, Click image to download
Detroit Diesel v71 engines spec sheet collection p1
Detroit Diesel v71 engines 
spec sheet collection 
24 pages, Click image to download

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email: steve@barringtondieselclub.co.za
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