Chevrolet Ecotec 9.2:1 Specs
Chevrolet Ecotec · 3.386" × 3.386" · 9.2:1 engine specs: 122 ci (2L), 4-cylinder, 3.3858" bore x 3.3858" stroke, 9.2:1 compression.
Dimensions
| Displacement | 122 ci / 2 L |
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| Bore | 3.3858" |
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| Stroke | 3.3858" |
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| Cylinders | 4 |
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| Compression ratio | 9.2:1 |
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| Bore/stroke ratio | 1 |
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Construction
| Block material | aluminum |
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| Head material | aluminum |
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| Valvetrain | DOHC |
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| Fuel type | gas |
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| Advertised HP | 220–275 hp |
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What these numbers mean
| Bore/stroke character | 1.000 — square — bore and stroke are within 5%, a balanced compromise |
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| Mean piston speed at 6,000 RPM | 3,386 ft/min — conservative for a street engine |
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| Displacement per cylinder | 30.5 ci |
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| Static compression | 9.2:1 — low by modern standards, generally happy on regular pump fuel |
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Variants sharing these dimensions (4)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
|---|
| — | 220 hp | LHU |
| — | 250 hp | LTG |
| — | 260 hp | LAJ |
| — | 275 hp | LKW |
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← All Ecotec engines