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  • Nissan MA 09ERT engine (1988-1990)

Nissan MA 09ERT Engine

Nissan MA09ERT Engine

The Nissan MA09ERT is an enhanced version of the MA10ET. This was introduced to the Nissan Micra SuperTurbo around 1988. The engine was slightly reduced in displacement, but expanded with a Roots compressor on the four-cylinder water-cooled OHC engine . This increased the performance of the 75hp MA10ET to 110hp with a larger throttle body uprated intercooler and intake manifold

 

Mixture preparation

  • Nissan ECCS multipoint injection

Charge 

  • Roots compressor, powered by belts
  • turbocharger

Performance data 

  • Performance without KAT: 81KW / 110PS at 6,400 min -1
  • Torque without KAT: 130 Nm at 4800 min -1

Motor data 

  • Bore: 68 mm
  • Stroke: 66 mm
  • Bore-to-stroke ratio: 0.971
  • Compaction 7,7: 1
  • 2 valves per cylinder (mounted at an angle, not vertical)
  • Inlet valve: 35 mm diameter
  • Exhaust valve: 30 mm diameter
  • central camshaft driven by toothed belt (very similar to Opel CIH )
  • emissary combustion chamber
  • hemispherical piston crown
  • Cross-flow cylinder head
  • Centrally located spark plug

Materials

  • All-aluminum engine block
  • All-aluminum cylinder head
  • dry cylinder liners made of steel

Crankshaft 

  • 5-way mounted crankshaft
  • Main bearing diameter 45 mm
  • Main bearing width 17.1 mm
  • Connecting rod diameter 40 mm
  • Connecting rod bearing width 15.1 mm
  • Crankshaft with holes through the connecting rods for weight reduction

Lubrication system 

  • Oil content: 2.8 liters (viscosity 10W-40, 15W-40, 20W-50, depending on the application)
  • Oil pump in the oil sump, driven by a shaft-gear combination of the camshaft

Cooling system

  • Coolant content 4 liters
  • Cooling system with expansion tank (overpressure cooling system)

Ignition on all versions 

  • electronically adjusted transistor ignition, driven by camshaft
  • Ignition order: 1-3-4-2
  • Ignition timing: 15 ° before TDC at 750 / min (automatic) to 850 / min (manual transmission)

Motor control 

  • Nissan ECCS
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Nissan Engines
Petrol Engines | Straight-4 Engines

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Nissan MA 09ERT engine (1988-1990)
Nissan MA 09ERT engine (1988-1990)
Read more...
Nissan MA10 engine (1982-1992)
Nissan MA10 engine (1982-1992)
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Fiat Sofim Engine (1977-2008)
Fiat Sofim Engine (1977-2008)
Read more...

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