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 family: D16DTF, D20DT, D20DTF, D20DTR, D22DTF, D22DTR, D23DT, D27DT, D27DTP, D29DT.
Specifications
| 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 |
11.9 7.6 9.2 |
| 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.
Frequently asked questions about the SsangYong D23DT
How much power does the SsangYong D23DT make?
Power output of the SsangYong D23DT, hp: 80 (atmospheric D23D); 101 (supercharged D23DT). Torque, Nm: 150 (atmospheric D23D); 209 (supercharged D23DT).
How much oil does the SsangYong D23DT take and which one?
Engine oil capacity: 8.0 liters. Recommended oil: 5W-40.
Does the SsangYong D23DT have a timing belt or chain?
The SsangYong D23DT uses a timing chain.
Is the SsangYong D23DT turbocharged?
Yes, the SsangYong D23DT is turbocharged (no (atmospheric D23D); Garrett GT1749S (D23DT)).
Does the SsangYong D23DT need valve clearance adjustment?
No, the SsangYong D23DT has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the SsangYong D23DT last?
The typical lifespan of the SsangYong D23DT is ~400 000 km with proper maintenance.
What is the fuel consumption of the SsangYong D23DT?
SsangYong Korando 2000: city 11.9, highway 7.6, combined 9.2 L/100 km.
What cars was the SsangYong D23DT installed on?
SsangYong Korando 2 (KJ) in 1996 - 2006; SsangYong Musso 1 (FJ) in 1993 - 2005.
What are the common problems of the SsangYong D23DT?
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. All known problems.
