In article ,
Andy Burns wrote:
They don't have Otto cycle engine, instead Atkinson cycle engine, which
is more efficient though less powerful.

It's an interesting one. Like most hybrids, the IC engine does all the
work when at speed on a long journey. And an Atkinson cycle type is best
at a constant speed. Efficiency takes a dive outside this. Very noticeable
on early Prius which were very heavy on fuel when cruised at speed.

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*60-year-old, one owner - needs parts, make offer

Dave Plowman London SW
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