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Differenze tecniche tra 2.200 ecotec e 2.2 gdi

da simonepietro
in Innovazione Meccanica

Featured Replies

Inviato

da un amico negli states.

il primo specchietto indica le differenze in potenza e consumo tra il 2.200 ecotec II a iniezione indireta, il 1 prototipo dell 2000, la versione definitiva

2.2 ecotecII 2.2 ecotecII GDI (1study) 2.2 ecotecII GDi

stratified homogenous

--------------------------------------------------------------------------

rated torque 203 210 220

in nm

--------------------------------------------------------------------------

rated in 108 kw 110kw 114kw

power

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fuel consumtion 100% -10% -6%

in MVEG-B test

cycle

--------------------------------------------------------------------------

mentre il secondo elenca dati sulle parti interne in comune o meno

engine 2.2 ecotecII 2.2 ecotecII GDI

--------------------------------------------------------------------------

fuel port fuel gasoline direct

system injection pfi injection

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displacement 2.198 cc

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bore distance 96mm

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bore/stroke 86/94mm

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conrod 146,5mm 145.5mm

length

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stroke/conrod o,294 0,296

length

--------------------------------------------------------------------------

conrod bearing- 49/20 mm

dia./width

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main bearing 56/19.55 mm

dia./width

--------------------------------------------------------------------------

piston 20mm

pin diameter

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piston 272g 320g

mass

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valve DOHC w/

roller finger follwer

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valve 35.1/30.1 mm

diameter i/a

--------------------------------------------------------------------------

valve 10.04/10.04 mm

lift i/a

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valve openig e/i 235/240 degree ca

--------------------------------------------------------------------------

cam phasing 103/116 degree ca 107/120 degree ca

e/i

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compression 10.0 12.0

ratio

--------------------------------------------------------------------------

rated torque 203 nm 220 nm

at engine 4000 3800

speed

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rated power 108 kw 114 kw

at engine 5600 5600

speed

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engine management delphi siemens

system hsf1- 2.2 simtec 81

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fuel 91/95/98 roz 95/98 roz

quality

niente variatore di fase.

... Le Alfa del futuro, Mazda a parte, dovrebbero essere ingegnerizzate là. Ma io dovrei comprare un'Alfa fatta dagli ingegneri della Chrysler ?

( Cit . Giugiaro da Quattroruote )

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