Chevrolet L9H Specs
Chevrolet L9H engine specs: 376 ci (6.2L), 8-cylinder, 4.065" bore x 3.622" stroke, 10.5:1 compression.
Dimensions
| Displacement | 376 ci / 6.2 L |
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| Bore | 4.065" |
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| Stroke | 3.622" |
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| Cylinders | 8 |
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| Compression ratio | 10.5:1 |
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| Bore/stroke ratio | 1.122 |
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Construction
| Block material | aluminum |
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| Head material | aluminum |
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| Valvetrain | OHV |
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| Fuel type | gas |
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| Advertised HP | 403 hp |
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What these numbers mean
| Bore/stroke character | 1.122 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,622 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 47.0 ci |
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| Static compression | 10.5:1 — in the range that usually runs on pump premium |
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Vehicles (7)
- Chevrolet Avalanche
- Chevrolet Silverado
- GMC Sierra
- GMC Yukon Denali
- Cadillac Escalade
- Chevrolet Suburban
- GMC Sierra Denali
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