Ford 281ci 10:1 Specs
Ford Ford 281ci · 3.551" × 3.543" · 10:1 engine specs: 281 ci (4.6L), 8-cylinder, 3.551" bore x 3.543" stroke, 10:1 compression.
Dimensions
| Displacement | 281 ci / 4.6 L |
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| Bore | 3.551" |
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| Stroke | 3.543" |
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| Cylinders | 8 |
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| Configuration | V8 |
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| Compression ratio | 10:1 |
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| Rod length | 5.933" |
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| Rod ratio | 1.675 |
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| Bore/stroke ratio | 1.002 |
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| Piston deck clearance | 0.001" |
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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 | 205–430 hp |
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| Years | 1994–2008 |
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What these numbers mean
| Bore/stroke character | 1.002 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,543 ft/min — in the range typical of performance street engines |
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| Rod ratio | 1.675 — moderate — the range most production V8s fall in |
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| Displacement per cylinder | 35.1 ci |
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| Static compression | 10:1 — in the range that usually runs on pump premium |
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Cylinder head
| Intake valve diameter | 1.757" |
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| Exhaust valve diameter | 1.344" |
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Variants sharing these dimensions (2)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
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| 1994 | 205 hp | — |
| 2008 | 430 hp | — |
Similar engines
Source: NHRA blueprints — nhra.net blueprints
← All Ford 281ci engines