Toyota 1JZ 10:1 Specs
Toyota 1JZ · 3.386" × 2.815" · 10:1 engine specs: 152.3 ci (2.5L), 6-cylinder, 3.3858" bore x 2.815" stroke, 10:1 compression.
Dimensions
| Displacement | 152.3 ci / 2.5 L |
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| Bore | 3.3858" |
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| Stroke | 2.815" |
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| Cylinders | 6 |
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| Compression ratio | 10:1 |
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| Bore/stroke ratio | 1.203 |
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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 | 180–200 hp |
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What these numbers mean
| Bore/stroke character | 1.203 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 2,815 ft/min — conservative for a street engine |
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| Displacement per cylinder | 25.4 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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| — | 180 hp | 1JZ-GE (Gen 1) |
| — | 200 hp | 1JZ-GE (Gen 2), 1JZ-FSE |
Vehicles (9)
- Toyota Chaser
- Toyota Cresta
- Toyota Mark II
- Toyota Soarer
- Toyota Supra (JZA70)
- Toyota Crown
- Toyota Verossa
- Toyota Progres
- Toyota Brevis
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