 The top of the line was the Stage 3, with 360 hp (268 kW) and 375 ft·lbf (508 Nm) of torque.The Stage 3 platform was essentially a heavily modified Mustang GT.The Ford 4.6L V8 was upgraded with an Eaton supercharger, a new intake manifold, high performing fuel injectors, an air-to-water intercooler and a lighter flywheel (on the manual transmission only).