Introduction Audi’s CEUC engine was a 4.0-litre V8 petrol engine with two twin-scroll turbochargers that powered the Audi C7 S6 and C7 S7 Sportback. Marketed as Audi’s ‘4.0 TFSI’ engine, key features of the CEUC engine included its: Hypereutectic aluminium-silicon alloy block with 90-degree ‘V’ angle; Forged steel crankshaft; Aluminium alloy cylinder head with ‘hot […]
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