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Big V8s Audi RS4, BMW M3, Mercedes-Benz C63 - Eight Brawl
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| Audi RS4 | BMW M3 | Mercedes C63 | | Displacement | 4,163cc | 3,999cc | 6,208cc | | Valvetrain | 4-valves per cylinder, dohc, intake camshaft adjustment, hydraulic valve adjustment | 4-valves per cylinder, dohc, infinite camshaft adjustment, hydraulic valve adjustment | 4-valves per cylinder, dohc, camshaft adjustment, hydraulic valve adjustment | | Bore | 84.5mm | 92.0mm | 102.2mm | | Stroke | 92.8mm | 75.2mm | 94.6mm | | Block material | Aluminum | Aluminum | Aluminum | | Head material | Aluminum | Aluminum | Aluminum | | Fuel injection | Direct injection | Sequential | Sequential | | | electronic port | electronic port | | Peak power | 420 hp @ 7800 rpm | 414 hp @ 8300 rpm | 451 hp @ 6800 rpm | | Peak torque | 317 lb-ft @ 6000 rpm | 295 lb-ft @ 3900 rpm | 443 lb-ft @ 5000 rpm | | Redline | 8250 rpm | 8400 rpm | 7200 rpm | | Compression ratio | 12.5:1 | 12:1 | 11.3:1 | | Horsepower/liter | 100 | 105 | 73 |
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