Ford 97ci 8.84:1 Specs
Ford Ford 97ci · 3.188" × 3.063" · 8.84:1 engine specs: 97 ci (1.6L), 4-cylinder, 3.188" bore x 3.063" stroke, 8.84:1 compression.
Dimensions
| Displacement | 97 ci / 1.6 L |
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| Bore | 3.188" |
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| Stroke | 3.063" |
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| Cylinders | 4 |
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| Compression ratio | 8.84:1 |
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| Rod length | 5.194" |
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| Rod ratio | 1.696 |
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| Bore/stroke ratio | 1.041 |
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| Piston deck clearance | 0.005" |
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Construction
| Induction | 1-1 |
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| Advertised HP | 54–75 hp |
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| Years | 1971–1972 |
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What these numbers mean
| Bore/stroke character | 1.041 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,063 ft/min — conservative for a street engine |
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| Rod ratio | 1.696 — moderate — the range most production V8s fall in |
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| Displacement per cylinder | 24.3 ci |
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| Static compression | 8.84:1 — low by modern standards, generally happy on regular pump fuel |
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Cylinder head
| Intake valve diameter | 1.507" |
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| Exhaust valve diameter | 1.244" |
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| Rocker ratio | 1.54:1 |
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| Lifter type | mechanical |
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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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| 1971 | 75 hp | — |
| 1972 | 54 hp | — |
Similar engines
Source: NHRA blueprints — nhra.net blueprints
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