Engine Mazda ZM-DE

The Mazda ZM-DE 1.6-liter gasoline engine was produced by the company from 1998 to 2003 and was installed on the European, American and Japanese versions of the 323 BJ models. The modification of the motor for the European market is simply called ZM, it has a minimum of differences.

The Z-engine family also includes:

The engine was installed on:

  • Mazda 323 BJ in 1998 – 2003;
  • Mazda Familia BJ in 1998 – 2003;
  • Mazda Protege BJ in 1998 – 2003.


Production years 1998-2003
Displacement, cc 1598
Fuel system distributed injection
Power output, hp 95 – 105
Torque output, Nm 145
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 78
Piston stroke, mm 83.6
Compression ratio 10
Features DOHC
Hydraulic lifters no
Timing drive belt
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 4.0
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Mazda 323 2002)
— city
— highway
— combined
Engine lifespan, km ~300 000
Weight, kg 140.9

Disadvantages of the Mazda ZM-DE engine

  • Structurally simple and reliable engine is afraid of only rare maintenance;
  • Don’t delay changing spark plugs, or you’ll have to spend money on ignition coils as well;
  • Timing belt replacement schedule every 60,000 km, but when it breaks, the valve does not bend;
  • There are no hydraulic lifters here and every 100,000 km you have to adjust the valves;
  • On long runs, an oil burner occurs due to wear on the valve stem seals.

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