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Re: older 4000 Q ?s

> Didn't they increase the displacement from 2.2L to 2.3L sometime around 87?
> I think this also bumped the power from 115 to 130hp.  Or was this when
> they brought out the 80-90 series.   ---JCG.

the cap. increase was with the new cars.  the compression ratio also went
up from 8.5 to 10.0,  which necessitated premium fuel.