Chevrolet 267ci 9.3:1 Specs
Chevrolet Chevrolet 267ci · 3.5" × 3.484" · 9.3:1 engine specs: 267 ci (4.4L), 8-cylinder, 3.5" bore x 3.484" stroke, 9.3:1 compression.
Dimensions
| Displacement | 267 ci / 4.4 L |
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| Bore | 3.5" |
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| Stroke | 3.484" |
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| Cylinders | 8 |
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| Compression ratio | 9.3:1 |
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| Rod length | 5.7" |
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| Rod ratio | 1.636 |
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| Bore/stroke ratio | 1.005 |
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| Piston deck clearance | 0.002" |
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Construction
| Induction | 1-2 |
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| Advertised HP | 120 hp |
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| Years | 1980 |
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What these numbers mean
| Bore/stroke character | 1.005 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,484 ft/min — conservative for a street engine |
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| Rod ratio | 1.636 — moderate — the range most production V8s fall in |
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| Displacement per cylinder | 33.4 ci |
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| Static compression | 9.3:1 — low by modern standards, generally happy on regular pump fuel |
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Cylinder head
| Intake valve diameter | 1.725" |
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| Exhaust valve diameter | 1.385" |
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| Chamber volume | 49 cc |
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| Rocker ratio | 1.5:1 |
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| Lifter type | hydraulic |
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Similar engines
Source: NHRA blueprints — nhra.net blueprints
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