Audi RS4 with a 1300+ hp Twin-Turbo 4.2 L V8

Audi RS4 with a twin-turbo 4.2 L V8

Mazhar Iqbal spent the winter upgrading his 2001 Audi B5 RS4. The previous 4.2 L V8 started to crack the block so he rebuilt the engine with a stronger sleeved block. The V8 also received a custom one-piece girdle/dry sump pan. He expects the engine is good for 1300+ horsepower and 1600 Nm+ (1180 lb-ft) … Read more