Porsche Cayman User Handbook Manual page 27

prepared directly in the cylinder.
This allows for a higher compres-
sion ratio (12.5:1) which helps
to deliver more output along with
enhanced engine efficiency.
Depending on the type of gear-
box, it has been possible to reduce
fuel consumption by up to
15 % and CO emissions by up to
2
16 %. Injection is regulated by the
electronic engine management
system. The exhaust gas cleaning
system ensures that emissions
remain well below even the strict
limits of the Euro 5 emission
Cayman
standard, thus helping to protect
the environment.
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Cayman S
35