The Alfa Romeo 8c uses a modified Maserati platform and powertrain (Maserati 4200, GranTurismo) and features a Ferrari/Maserati derived 90-degree cross-plane wet sump lubricated 4.7-litre V8 assembled by Ferrari. The top engine performance figures may be summarized as a maximum power of 331 kilowatts (450 PS) at 7000 revolutions per minute, a peak torque of 480 newton metres (354 lb·ft) at 4750 rpm (80% at 2500 rpm) with an engine redline of 7500 rpm and rev limiter of 7600 rpm. The V8 engine has variable timing intake valves and compression ratio of 11.3