Mercedes-Benz M156 E63 Specs
Mercedes-Benz M156 E63 engine specs: 378.8 ci (6.2L), 8-cylinder, 4.0236" bore x 3.7244" stroke, 11.3:1 compression.
Dimensions
| Displacement | 378.8 ci / 6.2 L |
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| Bore | 4.0236" |
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| Stroke | 3.7244" |
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| Cylinders | 8 |
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| Compression ratio | 11.3:1 |
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| Bore/stroke ratio | 1.08 |
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Construction
| Block material | aluminum |
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| Head material | aluminum |
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| Valvetrain | DOHC |
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| Fuel type | gas |
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| Advertised HP | 451–510 hp |
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What these numbers mean
| Bore/stroke character | 1.080 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,724 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 47.4 ci |
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| Static compression | 11.3:1 — high enough that pump premium or better is normally required |
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Variants sharing these dimensions (5)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
|---|
| — | 451 hp | M156 E63 |
| — | 480 hp | M156 E63 |
| — | 487 hp | M156 E63 |
| — | 500 hp | M156 E63 |
| — | 510 hp | M156 E63 |
Vehicles (13)
- Mercedes-Benz C63 AMG (W204)
- Mercedes-Benz CLK63 AMG (C209)
- Mercedes-Benz CLS63 AMG (C219)
- Mercedes-Benz E63 AMG (W211)
- Mercedes-Benz E63 AMG (W212)
- Mercedes-Benz ML63 AMG (W164)
- Mercedes-Benz R63 AMG (W251)
- Mercedes-Benz S63 AMG (W221)
- Mercedes-Benz SL63 AMG (R230)
- Mercedes-Benz CLK63 AMG Black Series (C209)
- Mercedes-Benz C63 AMG Performance Package (W204)
- Mercedes-Benz C63 AMG Performance Package Plus (W204)
- Mercedes-Benz C63 AMG Black Series (W204)
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