35
regulation that will begin to take
efect in 2017 with its culmination
in 2025 that is probably even
more demanding.
That is, the CAFE regulation has
a footprint-based scale for the
required miles per gallon. Essen-
tially, the smaller the car, the
higher the required fuel efciency.
So as it is written in the Federal
Register (vol. 77, no. 199), a
compact car (and the Honda Fit
is used as an example) would need
to be at 61.l mpg, a midsize (Ford
Fusion) at 54.9 mpg, and a full-size
car (Chrysler 300) at 48.0 mpg.
But as Tim Jackson, executive vice
president, Technology, Strategy and
p Tenneco is working with Gentherm
on the development of an on-board
waste-heat recovery system: it takes
heat from the powertrain and transforms
it into electricity.
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