Engine Mitsubishi 4D65

The 1.8-liter Mitsubishi 4D65 diesel engine was produced by the concern from 1983 to 1995 and was installed on many passenger models of the company, such as Colt, Lancer, and also Galant. This power unit was offered both in atmospheric and turbocharged versions.

The 4D6 family also includes engines: 4D68.

The engine was installed on:

  • Mitsubishi Colt 2 in 1983 – 1987;
  • Mitsubishi Lancer 2 in 1983 – 1987;
  • Mitsubishi Lancer 3 in 1987 – 1991;
  • Mitsubishi Lancer 4 in 1991 – 1995;
  • Mitsubishi Galant 5 (E1) in 1983 – 1987;
  • Mitsubishi Galant 6 (E3) in 1987 – 1992.


Production years 1983-1995
Displacement, cc 1795
Fuel system prechamber
Power output, hp 60 (4D65 Non-Turbo)
75 (4D65T Turbo)
Torque output, Nm 113 (4D65 Non-Turbo)
152 (4D65T Turbo)
Cylinder block cast iron R4
Block head aluminum 8v
Cylinder bore, mm 80.6
Piston stroke, mm 88
Compression ratio 22.2
Features no
Hydraulic lifters no
Timing drive belt
Phase regulator no
Turbocharging no (4D65 Non-Turbo)
yes (4D65T Turbo)
Recommended engine oil 5W-40
Engine oil capacity, liter 5.6
Fuel type diesel
Euro standards EURO 1 (4D65 Non-Turbo)
EURO 2 (4D65T Turbo)
Fuel consumption, L/100 km (for Mitsubishi Galant 1990)
— city
— highway
— combined
Engine lifespan, km ~250 000
Weight, kg 180

Disadvantages of the Mitsubishi 4D65 engine

  • Most problems for owners are caused by oil leaks from gaskets and seals;
  • The timing belt is designed for 90,000 km, but it can break earlier and break the rocker;
  • The balance shaft belt serves about 50,000 km and falls under the timing when it breaks;
  • Often the engine pulleys burst, especially the one that sits on the crankshaft;
  • On long runs, cracks often appear in the area of the prechambers of the head of the block.

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