You've lost me on slant nose Porsches mate....... you've driven them, and therefore you should know that one of the allures of punting them through corners in the pair of pontoon gaurds aiming out in from of you. The slant loses that.
Now, Corvettes have been mentioned, and if I knew how, I would furnish you with an image of a 1991 ZR1, complete with the Quad OHC alloy V8 made for Chev by Mercury Marine. Now THAT, is a 'Vette to own