Engine Mazda B3-ME

The 1.3-liter Mazda B3-ME engine was assembled at a Japanese plant from 1994 to 2003 and was installed only on local modifications of such popular models as the Familia and Demio. Such units of the last years of production in some sources appear under the index B3E.

The B-engine family includes: B1, B3, B3‑ME, B5, B5‑DE, B5‑ME, B6, B6‑ME, B6‑DE, BP, BP‑ME.

The engine was installed on:

  • Mazda Autozam Revue DB in 1994 – 1998;
  • Mazda Demio DW in 1996 – 2002;
  • Mazda Familia BH in 1994 – 1998;
  • Mazda Familia BJ in 1998 – 2003.


Production years 1994-2003
Displacement, cc 1323
Fuel system injector
Power output, hp 65 – 85
Torque output, Nm 100 – 110
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 71
Piston stroke, mm 83.6
Compression ratio 9.1 – 9.4
Features SOHC
Hydraulic lifters until 1999
Timing drive belt
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 3.2
Fuel type petrol
Euro standards EURO 2/3
Fuel consumption, L/100 km (for Mazda Demio 1998)
— city
— highway
— combined
Engine lifespan, km ~280 000
Weight, kg 118.5

Disadvantages of the Mazda B3-ME engine

  • On specialized forums, problems with the ignition system are discussed most of all;
  • If you have a version with hydraulic lifters, do not save on oil or they will rattle;
  • The weak points of the engine also include the oil pump pressure reducing valve;
  • The timing belt resource is on average 60,000 km, but when it breaks, the valves do not bend;
  • On a run of over 200,000 km, an oil burn of up to 1 liter per 1000 km is often found.

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