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Detroit Diesel 2-71 Essential Diesel Engine Bolt Tightening Torques
Detroit Diesel 2-71
Main Bearing Bolts
Step 1 = 100 lb.ft, 135 Nm
Step 2 = 184 lb.ft, 250 Nm
Detroit Diesel 2-71
Connecting Rod Bolts
67, lb.ft, 90 Nm
Detroit Diesel 2-71
Cylinder Head Bolts
Step 1 = 100 lb.ft, 135 Nm
Step 2 = 184 lb.ft, 250 Nm
Detroit Diesel 2-71 Diesel Engine Specs
Detroit Diesel 2-71
Arrangement, Displacement,
Bore, Stroke and
Compression Ratio
Arrangement
2 Cyl In-Line, natural aspiration
Displacement
2.3 liter, 142 CID
Bore
4.25 in, 180.0 mm
Stroke
5.0 in, 127.0 mm
Compression ratio
17:1
Detroit Diesel 2-71
Power and Torque
Power
68 hp, 51 kW @ 2100 rpm
Torque
184 lb.ft, 249 Nm @ 1400 rpm
Detroit Diesel 2-71
Dimensions and Weight
Dimensions
approx
2-71N
length 813 mm, 32 in
width 686 mm, 27 in
height 1041 mm, 41 in
Weight
approx
2-71N
435 kg, 960 lb