Cadillac 425 V8 Specs
Cadillac 425 V8 engine specs: 425 ci (7L), 8-cylinder, 4.0827" bore x 4.0591" stroke, 8.2:1 compression.
Dimensions
| Displacement | 425 ci / 7 L |
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| Bore | 4.0827" |
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| Stroke | 4.0591" |
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| Cylinders | 8 |
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| Compression ratio | 8.2:1 |
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| Bore/stroke ratio | 1.006 |
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Construction
| Block material | cast iron |
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| Head material | cast iron |
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| Valvetrain | OHV |
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| Fuel type | gas |
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| Advertised HP | 180 hp |
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What these numbers mean
| Bore/stroke character | 1.006 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 4,059 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 53.1 ci |
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| Static compression | 8.2:1 — low by modern standards, generally happy on regular pump fuel |
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Vehicles (2)
- DeVille
- Fleetwood Brougham
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