Plymouth G Specs
Plymouth G engine specs: 170 ci (2.8L), 6-cylinder, 3.4016" bore x 3.126" stroke, 8.2:1 compression.
Dimensions
| Displacement | 170 ci / 2.8 L |
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| Bore | 3.4016" |
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| Stroke | 3.126" |
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| Cylinders | 6 |
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| Compression ratio | 8.2:1 |
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| Bore/stroke ratio | 1.088 |
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Construction
| Block material | cast iron |
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| Head material | cast iron |
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| Valvetrain | OHV |
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| Fuel type | gas |
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| Advertised HP | 101 hp |
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What these numbers mean
| Bore/stroke character | 1.088 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,126 ft/min — conservative for a street engine |
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| Displacement per cylinder | 28.3 ci |
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| Static compression | 8.2:1 — low by modern standards, generally happy on regular pump fuel |
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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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| — | 101 hp | G |
| — | 101 hp | G-Engine, G |
Vehicles (4)
- Plymouth Valiant
- Plymouth Barracuda
- Valiant
- Barracuda
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