Chevrolet Chevr 1985 350 105HP Specs
Chevrolet Chevr 1985 350 105HP engine specs: 350 ci (5.7L), 8-cylinder, 4.001" bore x 3.484" stroke, 23.5:1 compression.
Dimensions
| Displacement | 350 ci / 5.7 L |
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| Bore | 4.001" |
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| Stroke | 3.484" |
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| Cylinders | 8 |
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| Configuration | V8 |
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| Compression ratio | 23.5:1 |
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| Rod length | 5.7" |
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| Rod ratio | 1.636 |
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| Bore/stroke ratio | 1.148 |
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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 | 105 hp |
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| Years | 1985 |
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What these numbers mean
| Bore/stroke character | 1.148 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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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 | 43.8 ci |
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| Static compression | 23.5:1 — high enough that pump premium or better is normally required |
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Cylinder head
| Intake valve diameter | 1.875" |
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| Exhaust valve diameter | 1.625" |
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