According to new information Audi is busy with a new HDZ 4.2 V8 FSI engine, which is based on Gallardo LP560-4/R8 the 5.2 FSI V10 engine. The new 4.2 FSI V8 will be a high speed (HDZ) engine which ± 450 hp @ 8000 rpm and 436 Nm @ 5800 ± Rpm will deliver.
The new HDZ 4.2 FSI V8 engine will be provided for next generation Audi RS4, Audi R8 Audi RS5 and where the 420 hp V8 FSI version will be replaced. Weight technically, the HDZ V8 not that much more 3.0TFSI than the V6 engine.