ALMS News - Atherton gives thumbs up to Porsche LMP2 machine.

ALMS News - Atherton gives thumbs up to Porsche LMP2 machine.: "The Porsche prototype will be powered by a new 3.4-litrr, 90 degree V8 engine. Able to produce 480hp at 10,100rpm under the ACO's regulations, the lightweight Porsche engine has a very low centre of gravity and features four valves per cylinder, a dry sump lubrication system, and an air intake manifold with single cylinder throttle valves."