Mercedes-Benz M113 E43 Specs
Mercedes-Benz M113 E43 engine specs: 262.4 ci (4.3L), 8-cylinder, 3.5394" bore x 3.3071" stroke, 10:1 compression.
Dimensions
| Displacement | 262.4 ci / 4.3 L |
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| Bore | 3.5394" |
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| Stroke | 3.3071" |
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| Cylinders | 8 |
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| Compression ratio | 10:1 |
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| Bore/stroke ratio | 1.07 |
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Construction
| Block material | aluminum |
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| Head material | aluminum |
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| Valvetrain | SOHC |
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| Fuel type | gas |
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| Advertised HP | 275 hp |
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What these numbers mean
| Bore/stroke character | 1.070 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,307 ft/min — conservative for a street engine |
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| Displacement per cylinder | 32.8 ci |
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| Static compression | 10:1 — in the range that usually runs on pump premium |
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Vehicles (5)
- Mercedes-Benz C43 AMG
- Mercedes-Benz E430
- Mercedes-Benz CLK430
- Mercedes-Benz ML430
- Mercedes-Benz S430
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