Nissan SR20 10:1 Specs
Nissan SR20 · 3.386" × 3.386" · 10:1 engine specs: 121.9 ci (2L), 4-cylinder, 3.3858" bore x 3.3858" stroke, 10:1 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 | 10:1 |
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| Bore/stroke ratio | 1 |
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Construction
| Block material | cast iron |
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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 | 140–145 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 | 10:1 — in the range that usually runs on pump premium |
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Variants sharing these dimensions (2)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
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| — | 140 hp | SR20DE (Red Top), SR20DE (Black Top, High Port) |
| — | 145 hp | SR20DE (Black Top, Low Port) |
Vehicles (7)
- Nissan Primera P11
- Nissan 200SX SE-R (B14)
- Nissan Sentra SE-R (B14)
- Nissan Silvia S13
- Nissan 180SX
- Nissan Primera P10
- Nissan Pulsar GTi-R (non-turbo)
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