Audi’s 5.2L V10 FSI engine in all its 450 hp glory. It was perched on a stand in the Audi booth mated to a six-speed Tiptronic automatic transmission, and was strategically displayed amongst the S6 and S8 sedans, which it powers. We remembered reading about this engine in the January 2007 issue of SAE’s Automotive Engineering International, so we dug it out to give you a rundown of its specifications. The first thing that must be pointed out is that contrary to popular belief, this engine is entirely different from the V10 used by the Lamborghini Gallardo. The Lambo engine was designed for high RPMs, while the S6/S8 V10 was put together for high torque and fuel economy.

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