Buick 1979 196 105HP Specs
Buick 1979 196 105HP engine specs: 196 ci (3.2L), 6-cylinder, 3.5" bore x 3.4" stroke, 9.921:1 compression.
Dimensions
| Displacement | 196 ci / 3.2 L |
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| Bore | 3.5" |
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| Stroke | 3.4" |
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| Cylinders | 6 |
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| Configuration | I6 |
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| Compression ratio | 9.921:1 |
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| Rod length | 5.96" |
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| Rod ratio | 1.753 |
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| Bore/stroke ratio | 1.029 |
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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 | 1979 |
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What these numbers mean
| Bore/stroke character | 1.029 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,400 ft/min — conservative for a street engine |
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| Rod ratio | 1.753 — long — less side loading on the cylinder wall, favours high RPM |
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| Displacement per cylinder | 32.7 ci |
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| Static compression | 9.921:1 — in the range that usually runs on pump premium |
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Cylinder head
| Chamber volume | 42.7 cc |
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| Rocker ratio | 1.55:1 |
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| Lifter type | hydraulic |
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Similar engines
Source: NHRA blueprints — nhra.net blueprints
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