Acura K20A Specs
Acura K20A engine specs: 121.9 ci (2L), 4-cylinder, 3.3858" bore x 3.3858" stroke, 11.5:1 compression.
Dimensions
| Displacement | 121.9 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 | 11.5:1 |
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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 | 217 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 | 11.5:1 — high enough that pump premium or better is normally required |
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Vehicles (3)
- Honda Integra Type R (DC5)
- Honda Civic Type R (EP3, FN2)
- Honda Accord Euro R (CL7)
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