Porsche has unveiled a unique, street‑legal variant of its 963 prototype—dubbed the 963 RSP—a one‑off hypercar that brings 671 bhp of V8 fury to public roads. Built on the LMDh/Hypercar blueprint, the car retains its 4.6‑litre, twin‑turbo V8 architecture (derived from the 918 Spyder and…