James Glickenhaus takes his one-off Ferrari P4/5 Competizione for a few hot laps of the Imola circuit in Italy. Here are a few technical details of the Ferrari P4/5 Competizione that managed to leak out of Glickenhaus' Scuderia. The P4/5 Competizione has a 4.0-liter V8 engine developing 500hp and 600Nm of torque. It weighs 1,350 kg, it's based on the F430 Scuderia and it has the powertrain of a F430 GT2. The Ferrari P4/5 Competizione is also equipped with a KERS developed by Magneti Marelli.