Jeep 304 Specs
Jeep 304 engine specs: 304 ci (5L), 8-cylinder, 3.75" bore x 3.5" stroke, 8.4:1 compression.
Dimensions
| Displacement | 304 ci / 5 L |
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| Bore | 3.75" |
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| Stroke | 3.5" |
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| Cylinders | 8 |
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| Compression ratio | 8.4:1 |
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| Bore/stroke ratio | 1.071 |
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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 | 150 hp |
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What these numbers mean
| Bore/stroke character | 1.071 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,500 ft/min — conservative for a street engine |
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| Displacement per cylinder | 38.0 ci |
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| Static compression | 8.4:1 — 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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| — | 150 hp | 304 |
| — | 150 hp | 304 |
Vehicles (11)
- Jeep CJ-7
- Jeep J-Series Truck
- Jeep Wagoneer SJ
- Jeep CJ
- Jeep J-Series
- Jeep Wagoneer (SJ)
- Jeep Cherokee (SJ)
- CJ-5
- CJ-7
- Jeep Wagoneer
- Wagoneer
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