September 10, 2011 Audi twin-turbo 4.0-liter V8: In Depth Edit Delete Tags Autopost Jointly developed with Bentley, the aluminum-intensive engine has classic 90 degree cylinder banks, a charge-air intercooler and an advanced exhaust system. Source: http://feeds.worldcarfans.com/~r/worldcarfans/Jxfz/~3/OUTx3HT0IJ0/audi-twin-turbo-40-liter-v8-in-depthUmberto Maglioli Jan Magnussen Guy Mairesse Willy Mairesse Nigel Mansell