ENGINE OVERVIEW — SMS SUPERCHARGED 6.1 L HEMI (2008)
This is a 6.1 liter “Gen III HEMI” V8 that was originally factory-installed in 2008 Dodge Charger / Challenger / 300C SRT8 models, and then modified by SMS (Steve Saleen’s “SMS Supercars”) with a custom supercharger system.
BASE ENGINE (STOCK 6.1 L HEMI)
| Specification | Detail |
|---|---|
| Displacement | 6.1 L (370 cu in) |
| Configuration | V8, 90° |
| Block Material | Cast iron |
| Heads | Aluminum, hemispherical combustion chambers |
| Valvetrain | OHV (2 valves per cylinder, pushrod) |
| Compression Ratio | 10.3 : 1 |
| Factory Power (Naturally Aspirated) | 425 hp @ 6,200 rpm |
| Factory Torque (Naturally Aspirated) | 420 lb-ft @ 4,800 rpm |
| Redline | ~6,400 rpm |
| Fuel System | Sequential multi-port injection |
| Oil Capacity | ~7 quar |
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