First pistons, now Porsche tries 3D printing housing for electric drive system
Last summer, Porsche started experimenting with 3D-printed pistons. The results were impressive, as the automaker was able to design a piston that weighed 10% less than a conventional forged unit, while also integrating a closed cooling duct in the piston crown. In the case of the 911 GT2 RS, the use of 3D-printed pistons saw power increase by 30...