Engine Mazda Z5-DE

The Mazda Z5-DE 1.5-liter gasoline engine was produced by the company from 1994 to 1998 and was installed on various models of the popular 323 family, Familia, Protege and Lantis in the BH body. There was a lean-burn version of this power unit under its own Z5-DEL index.

The Z-engine family also includes:

The engine was installed on:

  • Mazda 323 BH in 1994 – 1998;
  • Mazda Familia BH in 1994 – 1998;
  • Mazda Lantis CB in 1994 – 1998;
  • Mazda Protege BH in 1994 – 1998.

Specifications

Production years 1994-1998
Displacement, cc 1489
Fuel system distributed injection
Power output, hp 90 – 110
Torque output, Nm 130 – 140
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 75.3
Piston stroke, mm 83.6
Compression ratio 9.0 – 9.5
Features DOHC
Hydraulic lifters no
Timing drive belt
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 3.5
Fuel type 92
Euro standards EURO 3
Fuel consumption, L/100 km (for Mazda 323 1997)
— city
— highway
— combined
9.5
6.2
7.8
Engine lifespan, km ~300 000
Weight, kg 128.7

Disadvantages of the Mazda Z5-DE engine

  • This structurally simple and reliable motor has practically no weak points;
  • The main problems are related to improper and untimely maintenance;
  • On long runs, an oil burner occurs due to wear on the valve stem seals;
  • The timing belt is designed for 60,000 km, but it runs longer and the valve does not bend when it breaks;
  • Every 80 – 100 thousand km, valve adjustment is required, there are no hydraulic lifters.

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