With Audi's introduction of the Audi R8 V12 TDI, we got to look at the most unique aspect of this supercar - its diesel engine.Compression-ignition motors may be commonplace everywhere else in the ...

var digg_url = 'https://digg.com/autos/500hp_23_mpg_Audi_R8_V12_TDI_concept_leaked_before_Detroit'; Audi's having a spot of trouble keeping a lid on things ahead of ...

It should be noted the Detroit Diesel Series 71 used a gear-driven ... If you want to jump to the best part of the video, that V12 roars again from the 54:20 mark. Source: Bruce in AUS / YouTube ...