Mazda Skyactiv-G 13:1 Specs
Mazda Skyactiv-G · 3.504" × 3.937" · 13:1 engine specs: 151.8 ci (2.488L), 4-cylinder, 3.5039" bore x 3.937" stroke, 13:1 compression.
Dimensions
| Displacement | 151.8 ci / 2.488 L |
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| Bore | 3.5039" |
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| Stroke | 3.937" |
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| Cylinders | 4 |
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| Compression ratio | 13:1 |
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| Bore/stroke ratio | 0.89 |
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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 | 181–187 hp |
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What these numbers mean
| Bore/stroke character | 0.890 — undersquare — stroke exceeds bore, which favours low-end torque |
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| Mean piston speed at 6,000 RPM | 3,937 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 38.0 ci |
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| Static compression | 13:1 — high enough that pump premium or better is normally required |
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Variants sharing these dimensions (3)
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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| — | 181 hp | PY-VP |
| — | 187 hp | PY-VPS |
| — | 187 hp | PY-VPS |
Vehicles (8)
- Mazda 6
- Mazda CX-5
- Mazda CX-50
- Mazda CX-9
- Mazda 3
- Mazda6
- Mazda CX-90
- Mazda MX-5 Miata (ND)
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