Porsche Museum: The Road Cars Published on October 20, 2017 in Galleries by Michel Deslauriers Photo: Michel Deslauriers 2000 Porsche 911 Carrera 4 “Millenium.” Only 911 units of this special-edition variant were produced. Engine: horizontally opposed six cylinder Displacement: 3387 cc Output: 300 hp (221 kW) Top speed: 280 km/h