GMC 350 Specs
GMC 350 engine specs: 350 ci (5.7L), 8-cylinder, 3.811" bore x 3.75" stroke, 10.25:1 compression.
Dimensions
| Displacement | 350 ci / 5.7 L |
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| Bore | 3.811" |
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| Stroke | 3.75" |
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| Cylinders | 8 |
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| Compression ratio | 10.25:1 |
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| Bore/stroke ratio | 1.016 |
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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 | 280 hp |
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What these numbers mean
| Bore/stroke character | 1.016 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,750 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 43.8 ci |
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| Static compression | 10.25:1 — in the range that usually runs on pump premium |
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Vehicles (4)
- Buick Skylark
- Buick LeSabre
- Buick Century
- Buick Regal
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