Porsche Cayman User Handbook Manual page 30

Lightweight construction.
Both Cayman models are
equipped with alloy engines. The
ingenious design, down to the
finest detail, keeps the weight of
the engines low and therefore
reduces fuel consumption. One of
the ways in which this lightweight
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construction was achieved was
by fully integrating the camshaft
bearings into the cylinder heads.
Integrated dry-sump lubrication.
The purpose of integrated dry-sump
lubrication is to guarantee a
reliable oil supply while reducing
engine temperatures, even in
sportily driven cars. The oil reser-
voir is located inside the engine.
Four oil pumps remove the oil