Detroit Diesel 3-53 specs, bolt torques, spec sheets, manuals

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Your Detroit Diesel Specs

Basic specs are open to everyone and include images, displacement, dimensions and weight, essential bolt tightening torques, the characteristics of the engine like its power and torque. 
Essential bolt tightening torques are the main bearing cap bolt torque, the connecting rod cap bolt torque and the cylinder head bolt torques.


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Detroit Diesel 3-53 bolt torques, manual and spec sheets, specs

Detroit Diesel 3-53 key specs

Arrangement
3-53 - 3 Cyl In-Line, natural aspiration
3-53T - 3 Cyl In-Line, turbocharged 

Displacement
3-53N and 3-53T - 2.6 liter, 159 CID
Bore - 3.875 in, 98.425 mm	 
Stroke - 4.50 in, 114.30 mm

Compression ratio:
3-53 21:1
3-53T 18.7:1

Power 
 3-53
101 hp, 75 kW @ 2800 rpm

 3-53T
131 hp, 98 kW @ 2500 rpm

Torque 
 3-53
205 lb.ft, 278 Nm @ 1560 rpm

 3-53T
312 lb.ft, 423 Nm @ 1600 rpm

Dimensions approx:
3-53N 
length 838 mm, 33 in
width 686 mm, 27 in 
height 889 mm, 35 in

3-53T 
length 838 mm, 33 in
width 737 mm, 29 in
height 1016 mm, 40 in

Weight approx:
3-53N 438 kg, 964 lb
3-53T 454 kg, 999 lb

Detroit Diesel 3-53 essential bolt tightening torques

Main Bearing Bolts (9/16 NC)
step 1 = 60 lb.ft, 80 Nm 
step 2 = 130 lb.ft, 177 Nm

Connecting Rod Bolts
earlier type had 5/16 in bolts
24 to 28, lb.ft, 33 to 38 Nm

later type has 3/8 in bolts
40 to 45, lb.ft, 54 to 61 Nm

Cylinder head Bolts (5/8 NC)
step 1 = 60 lb.ft, 80 Nm
step 2 = 110 lb.ft, 150 Nm 
step 3 = 180 lb.ft, 240 Nm



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Page Revision #23.1R 09-16