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Detroit Diesel 6v-71 Essential Diesel Engine Bolt Tightening Torques
Detroit Diesel 6v-71
Main Bearing Bolts
Step 1 = 100 lb.ft, 135 Nm
Step 2 = 184 lb.ft, 250 Nm
Detroit Diesel 6v-71
Connecting Rod Bolts
67, lb.ft, 90 Nm
Detroit Diesel 6v-71
Cylinder Head Bolts
Step 1 = 100 lb.ft, 135 Nm
Step 2 = 184 lb.ft, 250 Nm
Detroit Diesel 6v-71 Diesel Engine Specs
Detroit Diesel 6v-71
Arrangement, Displacement, Bore,
Stroke and Compression Ratio
Arrangment
6v-71N
6v engine,
naturally aspirated
6v-71TA
6v engine,
turbocharged, aftercooled
Displacement
6v-71 - 7.0 liter, 426 CID
Bore
4.25 in, 108 mm
Stroke
5.0 in, 127 mm
Compression Ratio
6v-71N 18.7:1
6v-71T 17.0:1
Detroit Diesel 6v-71
Power and Torque
Power
6v-71N
238 hp, 178 kW @ 2100 rpm
6v-71TA
307 hp, 229 kW @ 2300 rpm
Torque
6v-71N
600 lb.ft, 813 Nm @ 1200 rpm
6v-71TA
680 lb.ft, 922 Nm @ 1200 rpm
Detroit Diesel 6v-71
Dimensions and Weight
Dimensions
6v-71N
Length 1803 mm, 71 in
Width 991 mm, 39 in
Height 1448 mm, 57 in
6v-71TA
Length 1014 mm, 40 in
Width 1022 mm, 40.2 in
Height 1342 mm, 53 in
Weight approx
6v-71N
1225 kg, 2700 lb
6v-71TA
943 kg, 2080 lb