Engine SsangYong D23DT

The 2.3-liter diesel engine SsangYong D23DT or OM 661 was assembled from 1993 to 2006 and installed on such well-known SUVs of the Korean concern as Musso and Korando. This motor exists in atmospheric and supercharged versions and is a clone of the Mercedes OM601.

Ssangyong diesel engines: D16DTF, D20DT, D20DTF, D20DTR, D22DTF, D22DTR, D23DT, D27DT, D27DTP, D29DT.


Production years 1993-2006
Displacement, cc 2299
Fuel system prechambers
Power output, hp 80 (atmospheric D23D)
101 (supercharged D23DT)
Torque output, Nm 150 (atmospheric D23D)
209 (supercharged D23DT)
Cylinder block cast iron R4
Block head aluminum 8v
Cylinder bore, mm 89
Piston stroke, mm 92.4
Compression ratio 22.0
Features SOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator no
Turbocharging no (atmospheric D23D)
Garrett GT1749S (D23DT)
Recommended engine oil 5W-40
Engine oil capacity, liter 8.0
Fuel type diesel
Euro standards EURO 2
Fuel consumption, L/100 km (for SsangYong Korando 2000)
— city
— highway
— combined
Engine lifespan, km ~400 000

The engine was installed on:

  • SsangYong Korando 2 (KJ) in 1996 – 2006;
  • SsangYong Musso 1 (FJ) in 1993 – 2005.

Disadvantages of the SsangYong D23DT engine

  • This is a reliable and durable pre-chamber diesel engine equipped with an in-line Bosch high-pressure fuel pump;
  • The main thing is to monitor the condition of the cooling system, the cylinder head often cracks;
  • Saving on oil here reduces the life of the fuel pump and hydraulic lifters;
  • Other weak points include injector nozzles and glow plug wiring;
  • At long runs, the turbine often fails or the timing chain is pulled.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top